Directed by
| Philip Ford | ||
Writing Credits
| Dorrell McGowan | ... | (screenplay) and |
| Stuart E. McGowan | ... | (screenplay) (as Stuart McGowan) |
| Royal K. Cole | ... | (original story) and |
| Sherman L. Lowe | ... | (original story) |
Cast (in credits order) complete, awaiting verification
| Robert Livingston | ... | Dr. Terrance 'Terry' Evans | |
| Lorna Gray | ... | Susan Drake (as Adrian Booth) | |
| Ian Keith | ... | Ormand Murks | |
| Thomas E. Jackson | ... | Detective Blair (as Thomas Jackson) | |
| Charles Trowbridge | ... | Dr. Rufus Maynard | |
| Earle Hodgins | ... | Fred Mays (Fred Murks) | |
| LeRoy Mason | ... | Detective Hendricks | |
| William Haade | ... | Police Officer 'Tiny' | |
| Wilton Graff | ... | Dr. Lucifer Garland | |
| Charles Cane | ... | Chief Inspector Ryan | |
 |
Russ Clark | ... | Officer Lacy |
| Chuck Hamilton | ... | Officer Joe - The Driver (as Charles Hamilton) | |
| Rest of cast listed alphabetically: | |||
| Wheaton Chambers | ... | Coroner (uncredited) | |
Produced by
| Dorrell McGowan | ... | associate producer |
| Stuart E. McGowan | ... | associate producer (as Stuart McGowan) |
Music by
| Edward H. Plumb | ... | (uncredited) |
Cinematography by
| Reggie Lanning | ... | (photographed by) |
Editing by
| William P. Thompson | ||
Art Direction by
| Hilyard M. Brown | ... | (as Hilyard Brown) |
Set Decoration by
| Allen Alperin | ... | (as Allan Alperin) |
| John McCarthy Jr. | ||
Makeup Department
| Bob Mark | ... | makeup supervisor |
Sound Department
| Fred Stahl | ... | sound |
Special Effects by
| Howard Lydecker | ... | special effects |
| Theodore Lydecker | ... | special effects |
Visual Effects by
| Lewis W. Physioc | ... | matte paintings (uncredited) |
| Gordon Schaefer | ... | transparency projection shots (uncredited) |
Costume and Wardrobe Department
| Adele Palmer | ... | costume supervisor |
Music Department
| Richard Cherwin | ... | musical director |
| Hans J. Salter | ... | composer: stock music (uncredited) |
| John Stransky Jr. | ... | music mixer (uncredited) |
