
The Serial Killer's Apprentice
The Serial Killer's Apprentice
A Documentary and Crime film released in 2025, The Serial Killer's Apprentice runs 1h 23m and comes from the United States. Soap2Day lists it with Katherine Ramsland and Wayne Henley in the cast. It holds 6.4/10 from 9 votes. 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.
- Genre: Documentary, Crime
- Country: United States of America
- Director:
- Cast: Katherine Ramsland, Wayne Henley

















