 Groucho MarxOtis B. Driftwood | Otis B. Driftwood |
 Chico MarxFiorello | Fiorello |
 Harpo MarxTomasso | Tomasso |
 Kitty CarlisleRosa | Rosa |
 Allan JonesRicardo Barroni | Ricardo Barroni |
 Sig RumanGottlieb | Gottlieb |
 Walter Woolf KingLassparri | Lassparri |
 Robert Emmett O'ConnorHenderson | Henderson |
 Margaret DumontMrs. Claypool | Mrs. Claypool |
 Edward KeaneCaptain | Captain |
 Evelyn SelbieThe Fortune Teller in 'Trovatore' (uncredited) | The Fortune Teller in 'Trovatore' (uncredited) |
 Purnell PrattThe Mayor of New York (uncredited) | The Mayor of New York (uncredited) |
 Jonathan HaleThe Stage Manager (uncredited) | The Stage Manager (uncredited) |
 Otto FriesOtto the Elevator Operator (uncredited) | Otto the Elevator Operator (uncredited) |
 Gino CorradoFirst Porter (uncredited) | First Porter (uncredited) |
 Bess FlowersShip Passenger (uncredited) | Ship Passenger (uncredited) |
 Chuck HamiltonPoliceman (uncredited) | Policeman (uncredited) |
 Frank McLureManager's Assistant (uncredited) | Manager's Assistant (uncredited) |
 William H. O'BrienStagehand (uncredited) | Stagehand (uncredited) |
 George IrvingCommitteeman (uncredited) | Committeeman (uncredited) |
 Billy GilbertOrchestra Member Asking Fiorello Not to Play Piano (uncredited) | Orchestra Member Asking Fiorello Not to Play Piano (uncredited) |
 Ruth CherringtonOpera Spectator (uncredited) | Opera Spectator (uncredited) |
 Al BridgeImmigration Inspector (uncredited) | Immigration Inspector (uncredited) |
 Selmer JacksonCommitteeman (uncredited) | Committeeman (uncredited) |
 Jack 'Tiny' LipsonEngineer's Assistant (uncredited) | Engineer's Assistant (uncredited) |
 Stanley BlystoneShip's Officer (uncredited) | Ship's Officer (uncredited) |
 Wedgwood NowellShip Passenger (uncredited) | Ship Passenger (uncredited) |
 King BaggotDignitary (uncredited) | Dignitary (uncredited) |
 John St. PolisOpera Conductor (uncredited) | Opera Conductor (uncredited) |
 Bud GearyStagehand (uncredited) | Stagehand (uncredited) |
