- Country: USA
- Genres: Action, Adventure, Crime
- Release: 1940-12-13
- Director: John English , William Witney
- Writers: Franklin Adreon , Ronald Davidson , Norman S. Hall , Joseph F. Poland
- Language: English
- Stars: Eduardo Ciannelli , Robert Wilcox , Robert Wilcox , William Newell , C. Montague Shaw , Ella Neal , Dorothy Herbert , Charles Trowbridge , Jack Mulhall , Edwin Stanley , Walter McGrail
- Runtime: 267 min
- Awards: N/A
- AKA: O Misterioso Doutor Satan (Portugal, Portuguese Republic) , The Mysterious Dr. Satan (United States of America) , Mysterious Doctor Satan (United States of America) , Die Rache der kupfernen Schlange , O Misterioso Dr. Satã (Brazil) , El tanque humano (Spain) , De geheimzinnige Dr. Satan (Netherlands the) , Mysterious Doctor Satan (Jamaica) , El misterioso Dr. Satán (Spain) , Mysterious Doctor Satan , I halkini maska (Greece) , El misterioso Dr. Satán (Mexico) , Die Rache der kupfernen Schlange (Austria) , Doctor Satan's Robot (United States of America) , Bakırbaş Makinalı Şeytan (Turkey)
- Plot: A mad scientist named Dr. Satan plots to steal key pieces of technolgy to enable him to build an army of robots based on his prototype to conquer America. The only one standing in his way is Bob Wayne, who fights Satan as the enigmatic Copperhead.
- IMDB:tt0032832
Mysterious Doctor Satan Cast · · · ALL
John English
Director
William Witney
Director
Eduardo Ciannelli
Doctor Satan
Robert Wilcox
Bob Wayne / Copperhead
William Newell
Speed Martin
C. Montague Shaw
Prof. Thomas Scott
Ella Neal
Lois Scott
Dorothy Herbert
Alice Brent
Charles Trowbridge
Gov. Bronson
Jack Mulhall
Police Chief Rand
Edwin Stanley
Col. Bevans
Walter McGrail
Stoner
Joe McGuinn
Gort
Bud Geary
Hallett
Paul Marion
Corbay
Archie Twitchell
Ross
Lynton Brent
Scarlett
Ken Terrell
Corwin
Al Taylor
Joe
George Allen
Henchman-Driver Spike
John Bagni
Gray, Pick-up Thug
Frank Brownlee
Panamint Pete
James Bush
Co-Pilot
Yakima Canutt
Sailor at Winch
Virginia Carroll
Nurse
Ed Cassidy
Barton
Davison Clark
Police Lieutenant