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.
| Title | The Serial Killer's Apprentice |
|---|---|
| Year | 2025 |
| Genre | Documentary, Crime |
| Country | United States of America |
| Studio | Wolf Entertainment, Good Caper Content, Investigation Discovery |
| Cast | Katherine Ramsland, Wayne Henley |
| Crew | Dick Wolf (Producer) |
| Keyword | |
| Release | Aug 17, 2025 |
| Runtime | 83 minutes |
| Quality | HD |
| IMDb | 6.40 / 10 by 7 users |
| Popularity | 1 |
| Budget | 0 |
| Revenue | 0 |
| Language | English |
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