
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.

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

The Scarlet Horseman
The Scarlet Horseman

Jesse James Rides Again
Jesse James Rides Again

The Master Key
The Master Key

Mystery of the Riverboat
Mystery of the Riverboat

The Fifth Element
The Fifth Element

Mission: Impossible
Mission: Impossible

Mission: Impossible II
Mission: Impossible II

Mission: Impossible III
Mission: Impossible III

Austin Powers: The Spy Who Shagged Me
Austin Powers: The Spy Who Shagged Me

Austin Powers in Goldmember
Austin Powers in Goldmember

Mr. & Mrs. Smith
Mr. & Mrs. Smith

Flash Gordon
Flash Gordon