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 | Frederick Stephani | Director |
| Directing | Ray Taylor | Director |
| Writing | Ray Trampe | Original Story |
| Writing | Ray Trampe | Screenplay |
| Writing | Norman S. Hall | Original Story |
| Writing | Norman S. Hall | Screenplay |
| Writing | Wyndham Gittens | Original Story |
| Writing | Wyndham Gittens | Screenplay |
| Writing | Alex Raymond | Comic Book |
| Writing | Frederick Stephani | Screenplay |
| Writing | George H. Plympton | Screenplay |
| Writing | Basil Dickey | Screenplay |
| Writing | Ella O'Neill | Screenplay |
| Art | Ralph Berger | Art Direction |
| Crew | Jerome Ash | Cinematography |
| Crew | Richard Fryer | Cinematography |
| Crew | Norman Dewes | Special Effects |
| Art | Elmer A. Johnson | Special Props |
| Editing | Saul A. Goodkind | Editor |
| Editing | Edward Todd | Editor |
| Editing | Alvin Todd | Editor |
| Editing | Louis Sackin | Editor |
| Production | Henry MacRae | Producer |
| Writing | Alex Raymond | Characters |
