A Night at the Opera— Full Cast

Groucho Marx

as Otis B. Driftwood

Chico Marx

as Fiorello

Harpo Marx

as Tomasso

Kitty Carlisle

as Rosa

Allan Jones

as Ricardo Barroni

Sig Ruman

as Gottlieb

Walter Woolf King

as Lassparri

Robert Emmett O'Connor

as Henderson

Margaret Dumont

as Mrs. Claypool

Edward Keane

as Captain

Evelyn Selbie

as The Fortune Teller in 'Trovatore' (uncredited)

Purnell Pratt

as The Mayor of New York (uncredited)

Jonathan Hale

as The Stage Manager (uncredited)

Otto Fries

as Otto the Elevator Operator (uncredited)

Gino Corrado

as First Porter (uncredited)