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Groucho Marx as Attorney J. Cheever Loophole |
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Chico Marx as Antonio Pirelli |
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Harpo Marx as 'Punchy' |
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Kenny Baker as Jeff Wilson |
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Florence Rice as Julie Randall |
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Eve Arden as Peerless Pauline |
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Margaret Dumont as Mrs. Suzanna Dukesbury |
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Nat Pendleton as Goliath |
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Fritz Feld as Jardinet |
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James Burke as John Carter |
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Jerry Maren as Little Professor Atom (as Jerry Marenghi) |
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Barnett Parker as Whitcomb |
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Irving Bacon as Telegraph Clerk (uncredited) |
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Willie Best as Redcap (uncredited) |
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Frank Orth as Chef in Diner (uncredited) |
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John Binns as Old Man (uncredited) |
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Henry Blair as Undetermined Role (uncredited) |
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George Bookasta as Member of Quarttete (uncredited) |
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James Conaty as Party Guest (uncredited) |
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Frank Darien as Telegrapher (uncredited) |
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Dudley Dickerson as Singer / Dancer - 'Swingali' (uncredited) |
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Betsy Gay as Circus Midget (uncredited) |
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Charles Gemora as Gibraltar (uncredited) |
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John George as Man Leaving Diner (uncredited) |
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Bobby Hale as Train Passenger (uncredited) |
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Harry Hayden as Conductor (uncredited) |
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Shep Houghton as Circus Patron (uncredited) |
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Payne B. Johnson as Boy at Circus (uncredited) |
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Carl M. Leviness as Club Car Train Passenger (uncredited) |
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Buck Mack as Checkers Player (uncredited) |
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Murdock MacQuarrie as Attendant (uncredited) |
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Matt McHugh as Cabbie (uncredited) |
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Edmund Mortimer as Governor (uncredited) |
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Forbes Murray as Captain (uncredited) |
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Emory Parnell as Ringmaster (uncredited) |
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Lillian Randolph as Black Woman - 'Swingali' (uncredited) |
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Larry Steers as Party Guest (uncredited) |
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Fred Walburn as Undetermined Role (uncredited) |
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Robert Winkler as Undetermined Role (uncredited) |
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Hazel Dohlman as Party Guest (uncredited) |
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Stuart Hall as Circus Patron (uncredited) |
| Directing | Edward Buzzell | Director |
| Art | Stan Rogers | Assistant Art Director |
| Crew | Bobby Connolly | Choreographer |
| Sound | Franz Waxman | Music Director |
| Writing | Irving Brecher | Screenplay |
| Production | Mervyn LeRoy | Producer |
| Sound | Franz Waxman | Original Music Composer |
| Camera | Leonard Smith | Director of Photography |
| Editing | William H. Terhune | Editor |
| Art | Cedric Gibbons | Art Direction |
| Art | Edwin B. Willis | Set Decoration |
| Costume & Make-Up | Dolly Tree | Costume Design |
| Costume & Make-Up | Fred Valles | Costume Design |
| Sound | Harold Arlen | Songs |
| Writing | E.Y. Harburg | Lyricist |
| Sound | Douglas Shearer | Recording Supervision |
