| Person | Type | Job | Role(s) |
|---|---|---|---|
 Clarence Wheeler | Crew | Sound | Orchestrator |
Duke Goldstone | Crew | Editing | Editor |
Ernst Fegté | Crew | Art | Production Design |
 George Pal | Crew | Production | Producer |
Harry Crane | Crew | Writing | Writer |
Harry Ray | Crew | Costume & Make-Up | Makeup Artist |
 Irving Pichel | Crew | Directing | Director |
James O'Hanlon | Crew | Writing | Writer |
Joseph Kish | Crew | Art | Set Decoration |
 Leith Stevens | Crew | Sound | Music |
Lewis J. Rachmil | Crew | Production | Production Supervisor |
Lionel Lindon | Crew | Camera | Director of Photography |
László Vadnay | Crew | Writing | Screenplay |
Ted Allan | Crew | Writing | Story |
William H. Lynch | Crew | Sound | Sound |
Harold Godsoe | Crew | Directing | Assistant Director |
Maurice Goldberg | Crew | Camera | Still Photographer |
Curly Twiford | Crew | Crew | Animal Coordinator |
 Candy Candido | Cast | Actor | Molineri - Florist |
 Chick Chandler | Cast | Actor | Phil Davis |
 Clancy Cooper | Cast | Actor | Police Lt. Saunders |
 Don Beddoe | Cast | Actor | Mr. Haggerty (as Donald T. Beddoe) |
 Frank Cady | Cast | Actor | Mr. Taney - Tax Investigator |
 Frank Marlowe | Cast | Actor | Dave the Mailman (uncredited) |
 Frank Orth | Cast | Actor | Mr. Frank Dingle |
 Harold Goodwin | Cast | Actor | Callahan - F.B.I. Man |
 Harry Strang | Cast | Actor | Fire Chief (uncredited) |
 Hugh Sanders | Cast | Actor | Mulligan |
Irving Pichel | Cast | Actor | Puzzled Pedestrian (uncredited) |
 Jimmy Conlin | Cast | Actor | Joe Mahoney |
 Jimmy Durante | Cast | Actor | Mr. Louie Amendola |
 Kenner G. Kemp | Cast | Actor | Passerby in Park (uncredited) |
 Lester Dorr | Cast | Actor | Eddie, the Bartender (uncredited) |
 Queenie Smith | Cast | Actress | Mrs. Amendola |
Ralph Montgomery | Cast | Actor | Fireman (uncredited) |
 Sara Haden | Cast | Actress | Mrs.Katie Dingle |
 Terry Moore | Cast | Actress | Rosalinda Amendola |
 Tom Drake | Cast | Actor | Peter 'Pete' Dingle |
 Torben Meyer | Cast | Actor | Mr. Petrushka the Baker (uncredited) |
Rupert | Cast | Himself the Squirrel | |
| Person | Type | Job | Role(s) |
