Peggy Hopkins Joyce (Herself)
Rudy Vallee (Himself)
W.C. Fields (Prof. Quail)
Stuart Erwin (Tommy Nash)
Sara Maritza (Carol Fortescue)
George Burns (Dr. Burns)
Edwin Stanley (Mr. Rollins)
Louis Vincenot (Hotel Clerk)
Ernest Wood (Newsreel Reporter)
Cab Calloway and His Orchestra (Themselves)
James Wong (Inspector Sun)
Henry Sedley (Serge Borsky)
Norman Ainsley (Ticket Manager)
Rose Marie (Herself)
Lona Andre (China Teacup)
Andre Cheron (Guest)
Harrison Greene (Herr von Baden)
Sterling Holloway (Coffee Mug)
Etta Lee (Hotel Hostess)
Jeanne Marie
Franklin Pangborn (Hotel Manager)
Gracie Allen (Nurse Allen)
Bela Lugosi (Gen. Petronovich)
Edmund Breese (Dr. Wong)
Lumsden Hare (Sir Mortimer Fortescue)