Mysterious Doctor Satan
“CRAZED WITH THE LUST TO KILL! A power-mad maniac unleashes a lightning attack on an unsuspecting nation...And finds the Copperhaed thirsting for revenge!”
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About
A mad scientist named Dr. Satan plots to steal key pieces of technology 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. Mysterious Doctor Satan is a 1940 film serial named after its chief villain. Doctor Satan's main opponent is the masked mystery man, "The Copperhead", whose secret identity is Bob Wayne, a man searching for justice and revenge on Satan for the death of his step-father. The serial charts the conflict between the two as Bob Wayne pursues Doctor Satan, while the latter completes his plans for world domination.
Cast
Eduardo Ciannelli
as Doctor Satan
Robert Wilcox
as Bob Wayne / Copperhead
William Newell
as Speed Martin
C. Montague Shaw
as Prof. Thomas Scott
Ella Neal
as Lois Scott
Dorothy Herbert
as Alice Brent
Charles Trowbridge
as Gov. Bronson
Jack Mulhall
as Police Chief Rand
Edwin Stanley
as Col. Bevans
Walter McGrail
as Stoner
Joe McGuinn
as Gort
Bud Geary
as Hallett
Paul Marion
as Corbay
Archie Twitchell
as Ross
Lynton Brent
as Scarlett
Ken Terrell
as Corwin
Al Taylor
as Joe
George Allen
as Henchman-Driver Spike (uncredited)
John Bagni
as Gray, Pick-up Thug
Frank Brownlee
as Panamint Pete
Where does Mysterious Doctor Satan rank today?
Mysterious Doctor Satan is #10000 on the CineFlixo Daily Streaming Charts today.
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Watch Mysterious Doctor Satan Online Free in HD
If you've been searching for Mysterious Doctor Satan full movie in HD, CineFlixo has you covered. This popular Inglés action, adventure, crime, and science fiction title from 1940 is available to stream instantly — no ads to fight through, no paid subscriptions, no annoying redirects.
About Mysterious Doctor Satan
“CRAZED WITH THE LUST TO KILL! A power-mad maniac unleashes a lightning attack on an unsuspecting nation...And finds the Copperhaed thirsting for revenge!”
A mad scientist named Dr. Satan plots to steal key pieces of technology 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. Mysterious Doctor Satan is a 1940 film serial named after its chief villain. Doctor Satan's main opponent is the masked mystery man, "The Copperhead", whose secret identity is Bob Wayne, a man searching for justice and revenge on Satan for the death of his step-father. The serial charts the conflict between the two as Bob Wayne pursues Doctor Satan, while the latter completes his plans for world domination. Running 267 minutes.
Mysterious Doctor Satan Cast and Characters
The cast features Eduardo Ciannelli (as Doctor Satan), Robert Wilcox (as Bob Wayne / Copperhead), William Newell (as Speed Martin), C. Montague Shaw (as Prof. Thomas Scott), and Ella Neal (as Lois Scott). Their performances are a major reason Mysterious Doctor Satan has built such a passionate audience.
Where to Watch Mysterious Doctor Satan Online
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▶ Watch Mysterious Doctor Satan NowWhy People Are Watching Mysterious Doctor Satan
Mysterious Doctor Satan flies under the radar but it deserves your attention. What makes it work is action sequences that don't feel cheap, tight pacing that earns its twists, and world-building that respects the audience's intelligence. If you enjoy Inglés storytelling that doesn't follow the same tired beats, this is the kind of film you'll end up recommending to friends.
Frequently Asked Questions about Mysterious Doctor Satan
Where can I watch Mysterious Doctor Satan online for free?
You can watch Mysterious Doctor Satan online free on CineFlixo. Just open the page and hit play — no signup, no subscription, full HD streaming on phone, tablet, or desktop.
How long is Mysterious Doctor Satan?
Mysterious Doctor Satan runs for 267 minutes (about 4.5 hours).
Is Mysterious Doctor Satan good? What's the rating?
Mysterious Doctor Satan holds a 6.0/10 rating based on 4 reviews — a solid pick if the genre interests you.
Who is in the cast of Mysterious Doctor Satan?
The main cast includes Eduardo Ciannelli, Robert Wilcox, William Newell, and C. Montague Shaw, plus a strong supporting ensemble.
Is Mysterious Doctor Satan available in Inglés?
Yes — Mysterious Doctor Satan was originally produced in Inglés and that's the version you'll stream here on CineFlixo. English subtitles are provided when available.
When was Mysterious Doctor Satan released?
Mysterious Doctor Satan was released in 1940.
Do I need an account to watch Mysterious Doctor Satan on CineFlixo?
No. CineFlixo is free and you can watch Mysterious Doctor Satan without creating an account. Sign-up is optional — only useful if you want a personal Watchlist or to comment on episodes.
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Frequently Asked Questions
Common questions about Mysterious Doctor Satan
Where can I watch Mysterious Doctor Satan for free?
You can watch Mysterious Doctor Satan (1940) online for free on CineFlixo. Just click "Watch Free" on this page to start streaming instantly — no account, subscription, or downloads required.
What is Mysterious Doctor Satan about?
Mysterious Doctor Satan is a Action/Adventure English-language film. A mad scientist named Dr. Satan plots to steal key pieces of technology 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. Mysterious Doctor Satan is a 1940 film serial named after its chief villain. Doctor Satan's main opponent is the masked mystery man, "The Copperhead", whose secret identity is Bob Wayne, a man searching for justice and revenge on Satan for the death of his step-father. The serial charts the conflict between the two as Bob Wayne pursues Doctor Satan, while the latter completes his plans for world domination.
When was Mysterious Doctor Satan released?
Mysterious Doctor Satan was released on December 13, 1940. It has a runtime of 4h 27m. The film was produced by Republic Pictures.
Who stars in Mysterious Doctor Satan?
Mysterious Doctor Satan stars Eduardo Ciannelli, Robert Wilcox, William Newell and C. Montague Shaw. The full cast list is available in the Cast section above.
Is Mysterious Doctor Satan available in HD?
Yes, Mysterious Doctor Satan is available to stream in high definition (HD) on CineFlixo. Our players automatically deliver the best quality your connection supports — no extra setup needed.