Directed by
| Boris Petroff | ... | (as Brooke L. Peters) |
Writing Credits
| Jane Mann | ... | (original story) |
| John D.F. Black | ... | (screenplay) (as Geoffrey Dennis) and |
| Jane Mann | ... | (screenplay) |
Cast (in credits order) verified as complete
| John Carradine | ... | Dr. Charles Conway | |
| Myron Healey | ... | Mark Houston (as Myron Healy) | |
| Allison Hayes | ... | Grace Thomas | |
| Marilyn Buferd | ... | Dr. Sharon Gilchrist (as Marylyn Buferd) | |
| Arthur Batanides | ... | Danny Green | |
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Sally Todd | ... | Natalie Andries |
| Tor Johnson | ... | Lobo II | |
| Roy Gordon | ... | Dr. Loren Wright | |
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Guy Prescott | ... | Police Captain George Reagan |
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Raymond Guth | ... | Police Officer Miller (as Raymond Guta) |
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Harry Fleer | ... | Harry Jedrow |
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Gloria Petroff | ... | Screaming Woman |
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Paul McWilliams | ... | Police Officer Ed |
| Rest of cast listed alphabetically: | |||
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Karl Johnson | ... | Monster in Basement (uncredited) |
| Harry Wilson | ... | Monster in the basement (uncredited) | |
Produced by
| Boris Petroff | ... | producer (as Brooke L. Peters) |
| Robert A. Terry | ... | associate producer |
Music by
| Henry Vars | ||
Cinematography by
| W. Merle Connell | ... | director of cinematography |
Art Direction by
| Charles D. Hall | ... | (as Daniel Hall) |
Set Decoration by
| Mowbray Berkeley | ||
Makeup Department
| Harry Thomas | ... | make-up supervision |
Production Management
| Betty Sinclair | ... | production manager |
Art Department
| Tony Portoghese | ... | property master |
Sound Department
| Philip Mitchell | ... | sound (as Phillip Mitchell) |
| Morton Tubor | ... | sound effects |
Camera and Electrical Department
| Paul Grancell | ... | chief electrician |
| Art Mankin | ... | first grip (as Art Manikin) |
| Ben Wetzler | ... | camera operator |
Costume and Wardrobe Department
| W.T. Zacha | ... | wardrobe supervisor (as William Zacha) |
Editorial Department
| Richard C. Currier | ... | editorial supervision (as Richard Currier) |
Music Department
| Michael Terr | ... | musical supervision |
| Henry Vars | ... | conductor |
