- Gilbert Ralstonscreenplay (as Gilbert A. Ralston)
- Stephen Gilbertnovel "Ratman's Notebooks", 1968
Rest of cast listed alphabetically
- Lois Berkson(uncredited)
- Shirley Blackwell(uncredited)
- Paul Bradley(uncredited)
- Louise De Carlo(uncredited)
- Minta Durfee(uncredited)
- Bobby Gilbert(uncredited)
- Robert Golden(uncredited)
- Raven Grey Eagle(uncredited)
- Ed Haskett(uncredited)
- Bern Hoffman(uncredited)
- Lola Kendrick(uncredited)
- Louise Lane(uncredited)
- Tony Regan(uncredited)
- Arthur Tovey(uncredited)
- Mort Briskinproducer
- Charles A. Prattexecutive producer
- Robert B. Hauserdirector of photography
- Gustaf Norinmakeup artist (as Gus Norin)
- Hazel Washingtonhair stylist
- Robert Goodsteinunit production manager
- Houseley Stevenson Jr.post-production supervisor (as Houseley Stevenson)
- Robert Goodsteinassistant director
- Allan Gordonproperties (as Alan Gordon)
- Harold Nybyconstruction coordinator
- Nick Antistaleadman (uncredited)
- James J. Klingersound effects
- Harold Lewissound mixer
- John K. Nelsonboom man (uncredited)
- Don Johnsonchief electrician
- Robert O. Moorehead grip (as Robert Moore)
- Durward Graybillstill photographer (uncredited)
- Fred C. Pearceassistant camera (uncredited)
- Charles W. Shortcamera operator (uncredited)
- Howard Deaneassistant film editor
- Milton Lustigmusic supervisor
- Alex Northconductor
- Ralph Griersonmusician: piano (uncredited)
- Ethmer Rotenmusician: flute (uncredited)
- Hazel W. Hallscript supervisor (as Hazel Hall)
- Moe Di Sessotrainer: "Socrates" and "Ben"
- Marc Mercuryanimal assistant
- Nora Di Sessotrainer: "Socrates" and "Ben" (uncredited)
- Maury Foladareunit publicist (uncredited)
- Booker McClayunit publicist (uncredited)
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