NASA Vending Machine 37: "No Sudden Moves" (S5E6)

The season’s second half starts with a gun to someone’s head and complete chaos in Mission Control. Dev and Aleida feel trapped, but Dev’s got some weird ideas about security. Our favorite new Space Marine reveals her amazing lineage. Boyd and Fred finally have that heart-to-heart. And who does Irinia really work for, and is it just herself? Let’s see how long we can all survive waiting to find out what happens next. Lock the doors. Dan Moren and Jason Snell.