Plot Summary
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.
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Full Cast & Characters
Official Trailer
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Where can I watch The Serial Killer's Apprentice online?
The Serial Killer's Apprentice (2025) is available to stream on various platforms. You can also watch it online via our Watch Online button.
What is the TMDB rating of The Serial Killer's Apprentice?
It has a TMDB rating of 6.4/10 based on 9 votes.
How long is The Serial Killer's Apprentice?
The Serial Killer's Apprentice has a runtime of 1 hours and 23 minutes.
Movie Details
- Release Date
- 2025-08-17
- Status
- Released