Watch The Serial Killer's Apprentice (2025) Official Trailer
6.4 / 10 IMDb August 17, 2025 1h 23m
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.
Director
—
Runtime
1h 23m
Release Date
August 17, 2025
Genre
Documentary, Crime
Status
Released
Languages
English
Country
United States of America
Producers
Cast
Production Companies
Wolf Entertainment
Good Caper Content
Investigation DiscoveryThe Serial Killer's Apprentice Official Trailer 2025
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