Directed by
| Spencer Gordon Bennet | ... | (as Spencer Bennet) |
| Thomas Carr | ||
Writing Credits
| Clarence Gray | ... | (comic strip) and |
| William Ritt | ... | (comic strip) |
| George H. Plympton | ... | (screenplay) and |
| Arthur Hoerl | ... | (screenplay) and |
| Lewis Clay | ... | (screenplay) |
Cast (in credits order) complete, awaiting verification
| Kane Richmond | ... | Brick Bradford | |
| Rick Vallin | ... | Sandy Sanderson | |
| Linda Leighton | ... | June Salisbury (as Linda Johnson) | |
| Pierre Watkin | ... | Prof. Salisbury | |
| Charles Quigley | ... | Laydron | |
| Jack Ingram | ... | Albers | |
| Fred Graham | ... | Black | |
| John Merton | ... | Dr. Gregor Tymak | |
| Leonard Penn | ... | Eric Byrus | |
| Wheeler Oakman | ... | Louis Walthar | |
| Carol Forman | ... | Queen Khana | |
| Charles King | ... | Creed [Ch. 1-7, 9-15] | |
| John Hart | ... | Dent [Ch. 1-6, 9-15] | |
| Helene Stanley | ... | Carol Preston [Ch. 4-6] | |
| Rest of cast listed alphabetically: | |||
| Robert Barron | ... | Zuntar (uncredited) | |
| Stanley Blystone | ... | Stevens - Sailor (uncredited) | |
| George DeNormand | ... | Meaker (uncredited) | |
| Frank Ellis | ... | Roark - Sailor (uncredited) | |
| Al Ferguson | ... | Stevens (uncredited) | |
| Nelson Leigh | ... | Edward Preston (uncredited) | |
| Noel Neill | ... | Lula - Native Girl (uncredited) | |
| Stanley Price | ... | Native Chief (uncredited) | |
| Marshall Reed | ... | Moon Soldier (uncredited) | |
| Gene Roth | ... | Akbar (uncredited) | |
Produced by
| Sam Katzman | ... | producer |
Cinematography by
| Ira H. Morgan | ... | director of photography |
Editing by
| Earl Turner | ||
Art Direction by
| Paul Palmentola | ||
Set Decoration by
| Sydney Moore | ... | (as Sidney Moore) |
Production Management
| David Katzman | ... | production manager |
Second Unit Director or Assistant Director
| R.M. Andrews | ... | assistant director |
Art Department
| Glenn Cravath | ... | poster artist (uncredited) |
Stunts
| George DeNormand | ... | stunts (uncredited) |
| Fred Graham | ... | stunts (uncredited) |
| Eddie Parker | ... | stunts (uncredited) |
Costume and Wardrobe Department
| Eugene Joseff | ... | costume jeweller (uncredited) |
Music Department
| Mischa Bakaleinikoff | ... | musical director |