The Serial Killer's Apprentice
2025·1h 23m·Released
6.4
DocumentaryCrime
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.
6.4
Rating
1h 23m
Runtime
Cast
Katherine Ramsland
Self
Wayne Henley
Self (voice)