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