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