The Great Secret
A wealthy young athlete comes to the aid of a beautiful heiress, whose fortune is being threatened by two arch villains, The Great Master and Doctor Zulph.
- Year : 1917
- Country : United States of America
- Genre : Action, Adventure
- Studio : Quality Pictures Corporation
- Keyword : movie serial, lost film
- Director : Christy Cabanne
- Cast : Francis X. Bushman, Beverly Bayne, Fred R. Stanton, Edward Connelly, Tom Blake, Helen Dunbar