Post Mortem | The Boy Who Killed His Twin episode artwork

EPISODE · Sep 30, 2025 · 26 MIN

Post Mortem | The Boy Who Killed His Twin

from 48 Hours · host CBS News

48 Hours correspondents Anne-Marie Green and Erin Moriarty discuss the case of Ben Elliott, who admits to stabbing his twin sister when they were teenagers, but has an unusual defense: he was sleepwalking when he killed her. They discuss the science of sleepwalking, Ben’s strange demeanor in his police interrogation, and Erin’s interview with Ben in jail.

48 Hours correspondents Anne-Marie Green and Erin Moriarty discuss the case of Ben Elliott, who admits to stabbing his twin sister when they were teenagers, but has an unusual defense: he was sleepwalking when he killed her. They discuss the science of sleepwalking, Ben’s strange demeanor in his police interrogation, and Erin’s interview with Ben in jail.

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Post Mortem | The Boy Who Killed His Twin

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This episode was published on September 30, 2025.

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48 Hours correspondents Anne-Marie Green and Erin Moriarty discuss the case of Ben Elliott, who admits to stabbing his twin sister when they were teenagers, but has an unusual defense: he was sleepwalking when he killed her. They discuss the science...

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