Groucho Marx
Rufus T. Firefly
Margaret Dumont
Gloria Teasdale
Louis Calhern
Ambassador Trentino
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)