Groucho Marx
Rufus T. Firefly
Harpo Marx
Pinky
Chico Marx
Chicolini
Zeppo Marx
Bob Roland
Margaret Dumont
Gloria Teasdale
Raquel Torres
Vera Marcal
Louis Calhern
Ambassador Trentino
Edmund Breese
Zander
Leonid Kinskey
Sylvanian Agitator
Charles Middleton
Prosecutor
Edgar Kennedy
Street Vendor
Edward Arnold
Politician (uncredited)
Wade Boteler
Officer at Battle Headquarters (uncredited)
Sidney Bracey
Mrs. Teasdale's Butler (uncredited)
E.H. Calvert
Officer in Battle Sequence (uncredited)
Davison Clark
Minister of Finance #2 (uncredited)
Louise Closser Hale
Reception Guest (uncredited)
Carrie Daumery
Reception Guest (uncredited)
Maude Turner Gordon
Reception Guest (uncredited)
Florence Wix
Reception Guest (uncredited)
Joseph Crehan
Dignitary at Reception (uncredited)
Mario Dominici
Minister (uncredited)
Edmund Mortimer
Minister (uncredited)
Charles West
Minister (uncredited)
Verna Hillie
Trentino's Blonde Secretary (uncredited)
Edward LeSaint
Secretary of Labor (uncredited)
George MacQuarrie
First Judge (uncredited)
Frederick Sullivan
Second Judge (uncredited)
Eric Mayne
Third Judge (uncredited)
Edwin Maxwell
Freedonia's Secretary of War #1 (uncredited)
Dennis O'Keefe
Bridegroom at Firefly's Reception (uncredited)
Leo Sulky
Agitator (uncredited)
Dale Van Sickel
A Palace Guard (uncredited)
William Worthington
First Minister of Finance (uncredited)
Leo McCarey
Director
Herman J. Mankiewicz
Producer
Bert Kalmar
Music
Harry Ruby
Music
Henry Sharp
Director of Photography
LeRoy Stone
Editor
Bert Kalmar
Writer
Harry Ruby
Writer
Arthur Sheekman
Writer
Nat Perrin
Writer
John Leipold
Original Music Composer
Hans Dreier
Art Direction
Wiard B. Ihnen
Art Direction
Harry Lindgren
Sound Engineer
Dale Van Sickel
Stunts
Cliff Shirpser
First Assistant Camera
Edward Dmytryk
Assistant Editor
Arthur Johnston
Music
Bert Kalmar
Story
Bert Kalmar
Lyricist
Harry Ruby
Story
Harry Ruby
Lyricist
Arthur Sheekman
Additional Dialogue
Nat Perrin
Additional Dialogue