The Serial Killer's Apprentice
HBOMax
The Serial Killer's Apprentice
Streaming on Entertainment & HBO Max

The Serial Killer's Apprentice

Drama20251h 28mHBOMax
Choose Entertainment & HBO Max Membership
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.
18HD
Choose Entertainment & HBO Max Membership
  • About this movie
  • 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.
  • 18HD
  • GenreDrama
  • ChannelHBOMax
  • Release date2025
  • Runtime1h 28m

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The Serial Killer's Apprentice is 1 hour and 28 mins long. Stream every second on NOW.