Mysterious Doctor Satan
- Godina: 1940
- Zemlja: United States of America
- Žanr: Action, Adventure, Crime, Science Fiction
- Studio: Republic Pictures
- Ključna riječ: saving the world, killer robot, secret identity, trapdoor, masked vigilante, movie serial
- Direktor: William Witney, John English
- Uloge: Eduardo Ciannelli, Robert Wilcox, William Newell, C. Montague Shaw, Ella Neal, Dorothy Herbert