Uma Noite na Ópera - 7.5★

Groucho Marx - Otis B. Driftwood

Chico Marx - Fiorello

Harpo Marx - Tomasso

Kitty Carlisle - Rosa

Allan Jones - Ricardo Barroni

Sig Ruman - Gottlieb

Walter Woolf King - Lassparri

Robert Emmett O'Connor - Henderson

Margaret Dumont - Mrs. Claypool

Edward Keane - Captain

Evelyn Selbie - The Fortune Teller in 'Trovatore' (uncredited)

Purnell Pratt - The Mayor of New York (uncredited)

Jonathan Hale - The Stage Manager (uncredited)

Otto Fries - Otto the Elevator Operator (uncredited)

Gino Corrado - First Porter (uncredited)