| Person | Type | Job | Role(s) |
|---|---|---|---|
 Albrecht Joseph | Crew | Editing | Editor |
Ann Ronell | Crew | Sound | Music, Original Music Composer |
Basil Wrangell | Crew | Editing | Editor |
 Ben Hecht | Crew | Writing | Writer, Additional Writing |
Casey Roberts | Crew | Art | Set Decoration |
 David Miller | Crew | Directing | Director |
 Frank Tashlin | Crew | Writing | Screenplay |
Fred B. Phillips | Crew | Costume & Make-Up | Makeup Artist |
Gabriel Scognamillo | Crew | Art | Art Direction |
Grace Houston | Crew | Costume & Make-Up | Costume Design |
 Harpo Marx | Crew | Writing | Story |
Harry Geller | Crew | Sound | Orchestrator |
Howard A. Anderson | Crew | Visual Effects | Visual Effects |
Lester Cowan | Crew | Production | Producer |
Mac Benoff | Crew | Writing | Screenplay |
 Mary Pickford | Crew | Production | Producer, Executive Producer |
Norma Koch | Crew | Costume & Make-Up | Costume Design |
Ray Heinz | Crew | Production | Production Manager |
Scotty Rackin | Crew | Costume & Make-Up | Hairstylist |
 William C. Mellor | Crew | Camera | Director of Photography |
Billy Daniel | Crew | Crew | Choreographer |
 Bruce Gordon | Cast | Actor | Hannibal Zoto |
 Chico Marx | Cast | Actor | Faustino the Great |
 Eric Blore | Cast | Actor | Mackinaw |
 Groucho Marx | Cast | Actor | Sam Grunion |
Harpo Marx | Cast | Actor | Harpo |
 Ilona Massey | Cast | Actress | Madame Egelichi |
 Leon Belasco | Cast | Actor | Mr. Lyons |
 Marilyn Monroe | Cast | Actress | Grunion's Client |
 Marion Hutton | Cast | Actress | Bunny Dolan |
 Melville Cooper | Cast | Actor | Lefty Throckmorton |
 Otto Waldis | Cast | Actor | Ivan (uncredited) |
 Paul Valentine | Cast | Actor | Mike Johnson |
 Raymond Burr | Cast | Actor | Alphonse Zoto |
 Vera-Ellen | Cast | Actress | Maggie Phillips |
| Person | Type | Job | Role(s) |
