The Serial Killer's Apprentice (2025) Streaming - Where to Watch Online

Need to watch "The Serial Killer's Apprentice" on your TV, phone, or tablet? Finding a streaming service to buy, rent, download, or binge the documentary TV series via subscription can be difficult, so we here at Moviefone want to do the work for you.

Read on for a listing of streaming and cable services – including rental, purchase, and subscription alternatives – along with the availability of "The Serial Killer's Apprentice" on each platform. Now, before we get into all the details of how you can watch "The Serial Killer's Apprentice" right now, here are some finer points about the Investigation Discovery show.

Originally premiering August 17th, 2025, "The Serial Killer's Apprentice" stars . The series runs 1 season(s), and has a score of 0 (out of 100) on TMDB, which assembled reviews from 0 top people.

What, so now you want to know what the TV show is about? Here’s the plot: "The documentary explores the story of Elmer Wayne Henley Jr., an accomplice to the infamous Houston serial killer, Dean Corll, also known as "The Candyman Killer." The program features an in-depth, never-before-seen interview with Henley, who speaks for the first time in over 50 years about his involvement in the murders. It examines the psychological dynamic between a predator and a vulnerable teenager and how Henley was groomed to become an accomplice in one of the worst serial murder cases in U.S. history."

"The Serial Killer's Apprentice" is currently available to stream via subscription, rental, or purchase on Investigation Discovery, and Apple TV .