 | Robert Ridgely als Flash Gordon (voice) |
 | Diane Pershing als Dale Arden (voice) |
 | Bob Holt als Dr. Hans Zarkov (voice) |
 | David Opatoshu als Prince Vultan (voice) |
 | Vic Perrin als Ming the Merciless (voice) |
 | Melendy Britt als Princess Aura (voice) |
 | Ted Cassidy als Prince Thun (voice) |
| Robert Douglas als Prince Barin (voice) |
| Alex Raymond | Characters |
| Gwen Wetzler | Director |
| Samuel A. Peeples | Screenplay |
| Ray Ellis | Original Music Composer |
| Jerry Cohen | Music Editor |
| R.W. Pope | Director of Photography |
| Jim Blodgett | Editor |
| Herb Hazelton | Art Direction |
| Lou Scheimer | Executive Producer |
| Marsh Lamore | Director |
| Bob Kline | Story Supervisor |
| Milton Gray | Animation |
| Norm Prescott | Original Music Composer |
| Norm Prescott | Executive Producer |
| Kay Wright | Director |
| Hal Mason | Additional Storyboarding |
| Don Christensen | Producer |
