- Country: USA
- Genres: Action, Adventure, Mystery
- Release: 1918-11-18
- Director: Harry Grossman , Burton L. King
- Writers: Arthur B. Reeve , Charles Logue
- Language: None | English
- Stars: Harry Houdini , Marguerite Marsh , Ruth Stonehouse , Edna Britton , William Pike , Charles E. Graham , Floyd Buckley , Jack Burns , Sam Kim
- Runtime: 238 min
- Awards: N/A
- AKA: The Houdini Serial (United States of America) , Houdini le maître du mystère (France, French Republic) , The Master Mystery , The Master Mystery (United States of America)
- Plot: Justice Department agent Quentin Locke must investigate a powerful cartel protected by a robot (here referred to as "The Automaton") and using a gas weapon "The Madagascar Madness".
- IMDB:tt0010446
The Master Mystery Cast · · · ALL
Harry Grossman
Director
Burton L. King
Director
Harry Houdini
Quentin Locke
Marguerite Marsh
Eva Brent
Ruth Stonehouse
Zita Dane
William Pike
Paul Balcom
Floyd Buckley
Q the Automaton