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- #1 Worst EpisodeClick to reveal
The 20 BEST Episodes of History's Secrets
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Every episode of History's Secrets ranked from worst to best. Explore the Worst Episodes of History's Secrets!
Mysterious events, compelling figures and great unanswered questions from the past are explored, with a focus on the reclusive billionaire Howard Hughes; the CIA's top-secret experiments; the Unabomber and; little known stories from NASA's Apollo
"The Hunt for the Boston Strangler" is the worst rated episode of "History's Secrets". It scored /10 based on 0 votes. Directed by Unknown and written by Unknown, it aired on 1/30/2007. This episode scored 0.0 points lower than the second lowest rated, "The Real Roswell".