- Country: USA
- Genres: Action, Adventure
- Release: 1917-01-08
- Director: Christy Cabanne
- Writers: Frédérique De Grésac , James Young Deer
- Language: None | English
- Stars: Francis X. Bushman , Beverly Bayne , Fred R. Stanton , Edward Connelly
- Runtime: min
- Awards: N/A
- AKA: The Great Secret (Canada) , The Great Secret , A nagy titok (Hungary) , The Great Secret (United Kingdom) , The Great Secret (United States of America) , O Grande Segredo (Portugal, Portuguese Republic)
- Plot: Episode 1: "The Whirlpool of Destiny" (prologue): The Secret Seven is a band of wealthy conspirators dominated by a super-criminal called The Great Master. Thomas Clarke, a member of The Secret Seven, desperately ill, decides to leave his millions to his niece, Beverly Clarke, and sends for her. She is kidnapped by hirelings of Dr. Zulph, one of The Secret Seven, who plots with Jane Warren, Clarke's housekeeper, to kill him. William Montgomery Strong, wealthy clubman, comes upon the kidnappers, disarms one and holds the others at bay.
- IMDB:tt0008031
The Great Secret Cast · · · ALL
Christy Cabanne
Director
Francis X. Bushman
William Montgomery Strong
Beverly Bayne
Beverly Clarke
Fred R. Stanton
The Great Master
Edward Connelly
Dr. Eulph
Tom Blake
Bull Whalen
Helen Dunbar
Jane Warren
Sue Balfour
Mrs. Clarke