A heavy condensation of the 1936 serial Flash Gordon, with altered musical score. Flash Gordon, Dale Arden and Dr. Hans Zarkov visit the planet Mongo to thwart the evil schemes of Emperor Ming the Merciless, who has set his planet on a collision course with Earth.
| Directing | Ray Taylor | Director |
| Directing | Frederick Stephani | Director |
| Editing | Alvin Todd | Editor |
| Writing | Wyndham Gittens | Original Story |
| Writing | Ella O'Neill | Screenplay |
| Editing | Louis Sackin | Editor |
| Writing | Norman S. Hall | Original Story |
| Writing | Alex Raymond | Comic Book |
| Editing | Saul A. Goodkind | Editor |
| Writing | Norman S. Hall | Screenplay |
| Writing | Frederick Stephani | Screenplay |
| Writing | Wyndham Gittens | Screenplay |
| Art | Ralph Berger | Art Direction |
| Art | Elmer A. Johnson | Special Props |
| Writing | Basil Dickey | Screenplay |
| Crew | Richard Fryer | Cinematography |
| Crew | Norman Dewes | Special Effects |
| Editing | Edward Todd | Editor |
| Production | Henry MacRae | Producer |
| Writing | Ray Trampe | Original Story |
| Writing | George H. Plympton | Screenplay |
| Writing | Ray Trampe | Screenplay |
| Crew | Jerome Ash | Cinematography |
| Writing | Alex Raymond | Characters |
