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The Serial Killer's Apprentice · Next Movie

The Serial Killer's Apprentice

The Serial Killer's Apprentice

6.4(8 votes)20251h 23m

Documentary Crime

Overview

Dr. Katherine Ramsland interviews Elmer Wayne Henley, the sole survivor of the 1973 Houston Mass Murders, to unravel his chilling journey from manipulated teen to convicted killer — and the terrifying truth behind the line between victim and predator.

Release schedule

Theaters

Aug 17, 2025

Digital release

Aug 17, 2025

Videos

Cast

Katherine Ramsland

Self

Wayne Henley

Wayne Henley

Self (voice)

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Where to watch

Streaming region

Amazon Video

HBO Max Amazon Channel

Discovery+ Amazon Channel

HBO Max

Discovery +

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