Groucho Marx as Wolf J. Flywheel

Chico Marx as Ravelli

Harpo Marx as Wacky

Tony Martin as Tommy Rogers

Virginia Grey as Joan Sutton

Margaret Dumont as Martha Phelps

Douglass Dumbrille as Mr. Grover

William Tannen as Fred Sutton

Marion Martin as Peggy Arden

Virginia O'Brien as Kitty

Henry Armetta as Guiseppi

Anna Demetrio as Maria

Paul Stanton as George Hastings

Russell Hicks as Arthur Hastings

Bradley Page as Duke

King Baggot as Store Employee (uncredited)

Enid Bennett as Clerk (uncredited)

Clara Blandick as Customer Seeking Record (uncredited)

Milton Kibbee as Press Photographer (uncredited)

Charles Lane as Finance Company Man (uncredited)

Hal Le Sueur as Chauffeur (uncredited)