PODCAST · true crime
Zone 7 with Sheryl McCollum
by iHeartPodcasts and CrimeOnline
Work a cold case alongside investigator Sheryl “Mac” McCollum, Director of the Cold Case Investigative Research Institute. Every week, Sheryl dives into her cold case files alongside accomplished guests to look for clues into unsolved murders, missing people, and more. This ain’t just a podcast but a war room. Sheryl opens her cold case files, her heart and her little black book! You will quickly realize Zone 7 is not a place but a lifestyle!
Episodes
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Jabez Spann: Nine Years Later, His Parents are Still Fighting for the Families of Missing People
Jabez Spann was 14 years old when he disappeared from Sarasota, Florida, over Labor Day weekend in 2017. It would be two years before his remains were recovered and his death was ruled a homicide. In this episode of Zone 7, Sheryl McCollum welcomes back Jabez’s mother, Tawana Spann, and her...
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The Woman Who Rode With the Wild Bunch | Chris Enss on Laura Bullion
By 1901, Laura Bullion had traded the ranches of her childhood for life with the Wild Bunch, the outlaw gang associated with Butch Cassisy and the Sundance Kid, and took part in the Great Northern train robbery that would eventually send her to prison. After years spent waiting for Ben…
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“The Mob’s Accountant”: One of Americas most Notorious Mobsters Meyer Lansky Through His Grandson’s Eyes
During the Prohibition era and the rise of organized crime in the early 20th century, Meyer Lansky emerged as one of the figures who helped shape the modern American mob. Through his partnerships with Charles “Lucky” Luciano and Benjamin “Bugsy” Siegel, he became closely tied to the development…
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What the Jury Never Heard in the Karmelo Anthony Trial | Reagan Charleston Thomas
Karmelo Anthony was convicted of murdering 17-year-old Austin Metcalf during an altercation at a high school track meet and was sentenced to 35 years in prison. Anthony’s defense team sought a new trial, and hearings this week revealed that prosecutors and the defense had agreed to keep certain...
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The Search Warrant That Led Investigators to 16 Children | Angenette Levy
While executing an unrelated search warrant, law enforcement discovered 16 children in an isolated Ohio home, ranging in age from 18-month-old twins to an 18-year-old. Parents Gary Siders Jr. and Elizabeth Siders face neglect allegations, while Gary Jr. has also been charged with misdemeanor…
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Trafficked at 14 by the Dixie Mafia: Tina Dixon’s Survival Story
In this episode of Zone 7, Sheryl McCollum is joined by human trafficking survivor and advocate Tina Dixon, who ran away as a young teenager before being trafficked through the Dixie Mafia’s network of brothels and organized prostitution across the South. Together, they discuss the grooming,...
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The Nancy Guthrie Ransom Note: Real Evidence or a Cruel Hoax?
In this episode of Zone 7, Sheryl McCollum takes a closer look at the ransom note released in the Nancy Guthrie case. Based on her decades of crime scene investigation experience, Sheryl examines the message line by line, pointing out the inconsistencies in its wording, timeline, demands, and...
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Why Medical Examiners Can’t Rush to Conclusions | Nolan Wells Case with Dr. Priya Banerjee
In this episode of Zone 7, Sheryl McCollum is joined by board-certified forensic pathologist Dr. Priya Banerjee for a conversation about the ongoing investigation into the death of Nolan Wells. Using publicly known facts of the case, Dr. Priya explains how forensic pathologists approach a…
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Brad Beeler | The Art of Interrogation and Building Trust
In this episode of Zone 7, Sheryl McCollum is joined by retired Secret Service agent and polygraph examiner Brad Beeler to discuss what 25 years of talking with suspects, witnesses, victims, and some of the worst offenders taught him about getting people to open up and tell the truth. Brad covers...
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A Fake Social Worker Stole Their 17-Day-Old Baby. He’s Still Missing
In this episode of Zone 7, Sheryl McCollum is joined by investigative journalist Angeline Hartmann, along with Kevin Verville Sr. and Angelica Ramsey. Together, they revisit the unsolved 1980 kidnapping of newborn Kevin Verville Jr., taken at 17 days old from off-base military housing near Camp...
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Vice, Vegas, and Deep Cover: Jenn Benjamins on What It Takes to Work Undercover
In this episode of Zone 7, Sheryl McCollum is joined by retired Las Vegas Police Sergeant Jenn Benjamins for a look inside undercover police work. Jenn explains what separates basic surveillance from true deep cover, where officers must build believable identities, speak the language of the…
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The Cape Cod Serial Rapist and the Survivor Who Helped Catch Him
In this episode of Zone 7, Sheryl McCollum is joined by retired Police Chief Frank Frederickson and Michelle Linn for a case that began with a violent 1988 Cape Cod assault and, years later, became something neither of them could have imagined. Frederickson, then a newly assigned detective…
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Stevie Bates Cold Case Review: Deleted Messages, Three Crime Scenes, and Who’s Still Not Talking
In this follow-up episode of Zone 7, Sheryl McCollum is joined by retired NYPD detectives Tom Smith and Dan Murphy of Gold Shields to take an investigative look at the unresolved case of Stevie Bates. After revisiting Stevie’s 2012 disappearance and the 2020 discovery of her remains in Glendale,...
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Barrel Racing Horse Stabbing Case: The Evidence, the Suspect, and the Fallout
In this episode of Zone 7, Sheryl McCollum is joined by Caroline McCollum and Huck McCollum to talk about the case involving three horses who were stabbed during a barrel racing event at South Point Casino in Las Vegas. Caroline, a longtime horse rider and criminology student, shares her...
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Law Enforcement in the Wilds | Ed Newcomer & Tony Latham
In this episode of Zone 7, Sheryl McCollum is joined by former U.S. Fish and Wildlife Service special agent Ed Newcomer and retired Idaho Fish and Game conservation officer Tony Latham for a look at the danger, isolation, and critical work of wildlife law enforcement. They discuss the murders of...
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Stevie Bates Made It Back to New York. Then She Vanished
In 2012, 19-year-old Stevie Bates vanished after calling her mother from a Greyhound bus during a layover in Pittsburgh; she made it back to New York but never made it home. Eight years later, her skeletal remains were discovered wrapped in a blanket at an abandoned house in Queens, the same...
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Diane Whipple Case: The Fatal Dog Mauling That Changed California Law
Bestselling true crime author and investigative journalist Aphrodite Jones returns to Zone 7 with Sheryl McCollum to discuss her book Dog O’ War and the fatal 2001 dog mauling of Diane Whipple in San Francisco. Drawing on her extensive reporting on the case, Aphrodite details the connections to…
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The Heart Behind the Badge: Eric McCants on Leadership and Service
In this week’s episode of Zone 7, Sergeant Eric McCants joins Sheryl McCollum to talk about leadership, community policing, and the mindset required to serve well in high-pressure environments. He discusses the importance of communication, building community trust, getting out of the patrol car,...
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Ashley Willcott on Child Advocacy, Courtroom Transparency, and Honoring Captain Dr. Duanne Thompson
In this week’s episode of Zone 7, Sheryl McCollum is joined by former judge, legal analyst, and former Court TV anchor Ashley Willcott to discuss her decades-long career advocating for children in the legal system, her transition from the bench to television, and her new microformat focusing on...
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Nancy Guthrie Case: We Need to Start Fresh
In this week’s episode of Zone 7, more than three months after Nancy Guthrie vanished, Sheryl McCollum returns to the case with one central question: what does the evidence actually prove? From the masked suspect’s behavior on camera to the blood patterns at the front door and the complete…
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Matt Johnson's Courtroom Coverage: A Look at America's Most Complex Criminal Trials
In this week’s episode of Zone 7, Sheryl McCollum talks to Court TV correspondent Matt Johnson about what it takes to cover high-profile criminal cases and trials, from the Lori Vallow Daybell case and Rex Heuermann to Karen Read and the Delphi murders. Matt explains how deadlines, jury…
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When Two Investigators’ Paths Cross: Olympic Park Bombing, 9/11, and the Power of Public Tips
In this week’s episode of Zone 7, Sheryl McCollum talks with retired FBI special agent Jodene Weber about the parallels in their careers and the many times their paths nearly crossed before they officially met. Jodene reflects on the cases that shaped her years in the FBI, from piecing together…
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Legend Series: Julie Grant on Prosecution, Victims’ Rights, and Justice
In this week’s episode of Zone 7, Sheryl McCollum welcomes Julie Grant for a special Legend Series conversation about her path from journalism to the courtroom and the commitment to justice that drives her today. As a former prosecutor and Court TV host, Julie discusses her advocacy for domestic...
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DNA 101: Understanding Forensic DNA Evidence with Lab Director Suzanna Ryan
In this week’s episode of Zone 7, Sheryl McCollum talks with forensic DNA expert Suzanna Ryan about how powerful DNA evidence can be and why it is so often misunderstood. They discuss how DNA is analyzed, how touch DNA and mixtures can complicate a case, and how newer tools like genetic genealogy...
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The Art of Listening: Detective Mike Alcazar on Hostage Negotiation
In this week’s episode of "Zone 7," retired NYPD detective Mike Alcazar joins Sheryl McCollum to talk about what hostage negotiation looks like when a scene is tense, the stakes are high, and one wrong move can change everything. Drawing on decades in law enforcement, Mike discusses the Nancy...
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Inside the Boston Strangler Case: Casey Sherman on Mary Sullivan, Albert DeSalvo, and What Still Does Not Add Up
In this week’s episode of "Zone 7," Sheryl McCollum talks with author and investigative reporter Casey Sherman about the murder of his aunt, Mary Sullivan, long believed to be the final victim of the Boston Strangler, and the lasting impact her murder had on his family. Casey explains why his...
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Inside the Case Against Kouri Richins: Nate Eaton on the Evidence Behind the Guilty Verdict
After weeks of testimony and a defense case that ended without a single witness, the jury in the Kouri Richins trial returned a guilty verdict in the death of Eric Richins. In this week’s episode of Zone 7, Sheryl McCollum talks with investigative reporter Nate Eaton, who has been in court...
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The Nancy Guthrie Investigation: Joe Giacalone on Early Errors and What Should Happen Next
When an 84-year-old woman vanishes from her home in the middle of the night, leaving behind signs of blood and a struggle, every early decision investigators make is critical. Retired NYPD sergeant Joe Giacalone returns to Zone 7 to talk with Sheryl McCollum about the Nancy Guthrie investigation...
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The Derwin Brown Assassination: Dale Cardwell on Corruption, Retaliation, and Murder in DeKalb County
A late-night stop at a Dairy Queen led to one of the biggest stories of Dale Cardwell’s career. In this episode of "Zone 7," Sheryl McCollum talks with Dale about the investigation that uncovered corruption inside the DeKalb County Sheriff’s Office, exposed deputies working on the clock for…
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Crime Roundup: Inside the Zone 7 Live 10-8 Event at Manuel’s Tavern, and the 10-8 Tour Roadmap
This episode of Zone 7’s Crime Roundup captures the energy of the first stop on Sheryl McCollum’s 10-8 Tour: a packed house, a hot mic, and the kind of stories you only get when prosecutors, defense attorneys, detectives, and crime-scene folks are all sitting at the same table. With Joshua…
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Nancy Guthrie Disappearance: Blood Evidence, Surveillance Video, and Why a Ransom Claim is Not Tracking
In this "Zone 7" special on the disappearance of 84-year-old Nancy Guthrie, Sheryl McCollum and retired NYPD detective Tom Smith break down what a disciplined first 24 hours should have looked like, and why the public-facing story has created confusion. They walk through the biggest unanswered...
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Long Island Serial Killer | Trial Clock Starts Now: Rex Heuermann Headed to Court
When a judge declared that Rex Heuermann’s trial would begin after Labor Day “come hell or high water,” the Long Island Serial Killer case entered a decisive new phase. In this episode of Zone 7, Sheryl McCollum is joined by journalist Laura Ingle for a boots-on-the-ground update of the Long…
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Nancy Guthrie Missing: Blood, Bitcoin, and a Story That Doesn’t Add Up
When 84-year-old Nancy Guthrie disappeared from her home, investigators were quickly faced with blood evidence and ransom claims that did not align with standard abduction patterns. In this episode of "Zone 7," Sheryl McCollum, retired NYPD homicide detectives Dan Murphy and Tom Smith, and…
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A Missing Teen and a High-Profile Arrest: The Evidence, Silence, and Selective Claims with Guest Lauren Conlin
An active investigation into the death of 14-year-old Celeste Rivas Hernandez has left the public with a timeline, a Tesla, and an extensive list of unanswered questions. In this episode of "Zone 7," Sheryl McCollum is joined by journalist Lauren Conlin to review what has been said publicly about...
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Louvre Royal Jewels Heist: How Thieves Pulled Off an Eight-Minute Museum Hit
In broad daylight on October 19, 2025, thieves dressed as construction workers targeted the Louvre and vanished with $100 million in royal jewels in about eight minutes. In this episode of "Zone 7," Sheryl McCollum is joined by former jewel thief Bryan Sobolewski to lay out exactly how a heist…
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New Claims Suggest the Black Dahlia and Zodiac Murders Are Connected
The LAPD’s most famous cold case, the Black Dahlia, has haunted headlines for generations, and a renewed wave of speculation now argues she was killed by the same person who later called himself the Zodiac. In this episode of "Zone 7," Sheryl McCollum is joined by forensic pathologist Dr. Priya...
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The Zone 7 Hall of Fame! Maurice Edwards on Fighting Human Trafficking: The Victim-First Approach
Human trafficking investigations rarely look like abduction stories, and the biggest failures often start with a single mistake: mislabeling the victim. In this Hall of Fame Series installment of Zone 7, Sheryl McCollum is joined by Maurice Edwards, a 2023 National Law Enforcement Officer Hall of...
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Colonial Parkway Murders Update: New DNA Links and the CODIS Question
Nearly four decades after the Colonial Parkway murders first shocked Virginia, new DNA links have expanded the known scope of the case while raising questions about investigative accountability. In this episode of "Zone 7," Sheryl McCollum is joined by Bill Thomas, whose sister Cathy Thomas was…
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She Never Came Home: The Lonnie Rogers Cold Case and a 44-Year Search for Truth
In January 1981, during a severe winter storm, Lonene “Lonnie” Rogers disappeared from her home in rural Pennsylvania, leaving behind her children, her car, and no clear explanation for how she could have survived the conditions. In this episode of Zone 7, Sheryl McCollum speaks with Lonnie’s...
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Murder in the Shadow of the White House: Dr. Sunny Slaughter on the D.C. Ambush
Just blocks from the White House, a quiet act of service ended in tragedy. Two young National Guard members were ambushed; one was killed instantly, and another was left in critical condition. This week on Zone 7, Sheryl McCollum welcomes Dr. Sunny Slaughter to reflect on what happened that day…
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Coming 2026 on Zone 7...
Sheryl briefs us on Zone 7 news for the New Year! See omnystudio.com/listener for privacy information.
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Winter Break Turned Tragic: The Day Violence Struck Brown University
At 4:22 p.m. on what should have been an ordinary December afternoon, gunfire erupted inside the engineering building at Brown University. Students preparing for final exams found themselves barricaded in classrooms as text alerts warned, “Hide. Stay where you are. Silence your phone.” This week…
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The Search, the Lies, and the Verdict: Justice for Ana Walshe
The verdict is in: Brian Walshe has been found guilty of first-degree murder in the death of his wife, Anna Walshe. This week on "Zone 7," Sheryl McCollum is joined by Dani, creator and host of "Dani After Dark." The two revisit the Brian Walshe trial, where months of evidence, emotion, and...
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Seven Overdose at Providence College House Party: Pathology with Dr. Priya
From college dorms to quiet suburbs, fentanyl's reach no longer fits a stereotype. This week on Pathology with Dr. Priya, a Zone 7 series, Sheryl McCollum and Dr. Priya Banerjee confront the reality of a Providence College house party that nearly claimed seven young lives. Together they discussed...
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Sean 'Diddy' Combs’ Special Treatment in Prison | NBA Stars Caught in a Gambling Web
The empire is gone, but the influence remains. This week on "Zone 7," Sheryl McCollum and journalist Lauren Conlin discuss Sean “Diddy” Combs’ life inside federal prison, from coveted assignments and rule violations to the month of good time he lost. Drawing on her extensive coverage from jury...
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Procedural Chaos: Inside the Mangione Hearing That’s Putting Police Training on Trial
In this week’s Crime Roundup, Sheryl McCollum and Joshua Schiffer Break down the federal hearing surrounding Luigi Mangione, the suspect accused of assassinating UnitedHealthcare CEO Brian Thompson in December 2024. What started as a five-day manhunt has transformed into an instructive case,...
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The Teacher Found in Her Van: Laura Ingle on the Murder of Cherilyn Hawkley
During Halloween weekend of 1993, a 34-year-old teacher and mother of three, Cherilyn Hawkley, vanished from Granite Bay, California. Two days later, her body was discovered inside her minivan, less than a mile from the school where she taught fifth grade. In this episode of Zone 7, Sheryl…
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Pathology with Dr. Priya | Death by a Thousand Cuts: The Cruel Science of Slow Deaths
Content Warning: This episode discusses eating disorders, starvation, and medical neglect. Listener discretion is advised. This week on Pathology with Dr. Priya, a Zone 7 series, Sheryl McCollum and Dr. Priya Banerjee look at some of the most painful and complex ways a body can fail, from...
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Courtroom Secrets, Tattoo Clues, and a Cruise Ship Death Under Federal Investigation
Just when you think it’s safe to step back into the courtroom, another week proves otherwise. On this episode of Crime Roundup, Sheryl McCollum and Joshua Schiffer dig into the newly released Karen Read transcripts that reveal what really happened behind the bench, the face-tattooed suspect…
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Missing on Mother’s Day: Joe Giacalone on the Clues and Contradictions in the Susan Morphew Case
On Mother’s Day 2020, Susan Morphew vanished from her Colorado home, leaving behind a community full of questions and loved ones searching for answers. In this episode of Zone 7, Sheryl McCollum sits down with retired NYPD Sergeant and cold case expert Joe Giacalone to revisit the investigation,...
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ABOUT THIS SHOW
Work a cold case alongside investigator Sheryl “Mac” McCollum, Director of the Cold Case Investigative Research Institute. Every week, Sheryl dives into her cold case files alongside accomplished guests to look for clues into unsolved murders, missing people, and more. This ain’t just a podcast but a war room. Sheryl opens her cold case files, her heart and her little black book! You will quickly realize Zone 7 is not a place but a lifestyle!
HOSTED BY
iHeartPodcasts and CrimeOnline
CATEGORIES
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Frequently Asked Questions
How many episodes does Zone 7 with Sheryl McCollum have?
Zone 7 with Sheryl McCollum currently has 307 episodes available on PodParley. New episodes are automatically indexed when they're published to the podcast feed.
What is Zone 7 with Sheryl McCollum about?
Work a cold case alongside investigator Sheryl “Mac” McCollum, Director of the Cold Case Investigative Research Institute. Every week, Sheryl dives into her cold case files alongside accomplished guests to look for clues into unsolved murders, missing people, and more. This ain’t just a podcast but...
How often does Zone 7 with Sheryl McCollum release new episodes?
Zone 7 with Sheryl McCollum publishes regularly with 307 episodes available. Check the episode list for the typical release schedule.
Where can I listen to Zone 7 with Sheryl McCollum?
You can listen to Zone 7 with Sheryl McCollum on PodParley by clicking any episode. We provide an embedded audio player for direct listening, and you can also subscribe via your preferred podcast app using the RSS feed.
Who hosts Zone 7 with Sheryl McCollum?
Zone 7 with Sheryl McCollum is created and hosted by iHeartPodcasts and CrimeOnline.
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