Flash Gordon, Dale Arden and Dr. Hans Zarkov travel to the planet Mongo to fight the evil emperor Ming the Merciless.

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Main Cast: Robert Ridgely, Diane Pershing, Bob Holt, David Opatoshu, Vic Perrin, Melendy Britt, Ted Cassidy, Robert Douglas

Directors: Gwen Wetzler, Marsh Lamore, Kay Wright

Writer: Samuel A. Peeples

Editor: Jim Blodgett

Cinematographer: R.W. Pope

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