Join or Die with Craig Ferguson — Season 1, Episode 15: History's Greatest Unsolved Mystery

Episode synopsis

Michael Ian Black, Josh Wolf and Jason Biggs channel Robert Stack for a look at famous unsolved mysteries.

About Join or Die with Craig Ferguson

Featuring comedian Craig Ferguson debating provocative and timely topics in his unorthodox and iconoclastic manner. Each episode features a panel of guests which will include celebrities, comedians and experts, as well as the American public through social media. History is back on the History Channel.

More episodes from Season 1

• E1History's Biggest Political Blunder
• E2History's Worst Medical Advice
• E3History's Biggest Frenemies
• E4History's Most Doomed Presidential Campaign
• E5History's Worst Tyrant
• E6History's Craziest Cult
• E7History's Greatest Invention Since 1950
• E8History's Most Influential Band
• E9History's Most Influential Drug
• E10History's Biggest Fall from Grace
• E11History's Greatest Man-Made Structure
• E12History's Most Plausible Conspiracy Theory