W.C. Fields as The Great Man

Gloria Jean as His Niece

Leon Errol as His Rival

Billy Lenhart as His Heckler (as Butch)

Kenneth Brown as His Heckler (as Buddy)

Margaret Dumont as Mrs. Hemogloben

Susan Miller as Ouilotta Hemogloben

Franklin Pangborn as The Producer

Mona Barrie as The Producer's Wife

Charles Lang as The Young Engineer

Anne Nagel as Madame Gorgeous

Nell O'Day as The Salesgirl

Irving Bacon as The Soda Jerk

Jody Gilbert as The Waitress

Minerva Urecal as The Cleaning Lady

Emmett Vogan as The Engineer

Carlotta Monti as Receptionist

Jean Porter as Passerby (uncredited)

Emil Van Horn as Gargo the Gorilla (uncredited)