Rufus T. Firefly

Groucho Marx

Chicolini

Chico Marx

Pinky

Harpo Marx

Lt. Bob Roland

Zeppo Marx

Gloria Teasdale

Margaret Dumont

Ambassador Trentino of Sylvania

Louis Calhern

Vera Marcal

Raquel Torres

Sylvanian Agitator (as Leonid Kinsky)

Leonid Kinskey

Zander

Edmund Breese

Trentino's Blonde Secretary (uncredited)

Verna Hillie

Prosecutor (as Charles B. Middleton)

Charles Middleton

Lemonade Vendor

Edgar Kennedy

First Minister of Finance (uncredited)

William Worthington

Politician (uncredited)

Edward Arnold

Freedonia's Secretary of War #1 (uncredited)

Edwin Maxwell

Officer at Battle Headquarters (uncredited)

Wade Boteler

Marx Brothers

Mrs. Teasdale's Butler (uncredited)

Sidney Bracey

First Judge (uncredited)

George MacQuarrie

Second Judge

Fred Sullivan

Officer in Battle Sequence (uncredited)

E.H. Calvert

Minister of Finance #2 (uncredited)

Davison Clark

Prosecutor

Charles B. Middleton

Reception Guest (uncredited)

Louise Closser Hale

Third Judge

Eric Mayne

Reception Guest (uncredited)

Carrie Daumery

A Palace Guard (uncredited)

Dale Van Sickel

Reception Guest (uncredited)

Maude Turner Gordon

Reception Guest (uncredited)

Florence Wix

Second Judge (uncredited)

Frederick Sullivan

Dignitary at Reception (uncredited)

Joseph Crehan

Minister (uncredited)

Mario Dominici

Minister (uncredited)

Edmund Mortimer

Minister (uncredited)

Charles West

Secretary of Labor (uncredited)

Edward LeSaint

Bridegroom at Firefly's Reception (uncredited)

Dennis O'Keefe

Agitator (uncredited)

Leo Sulky