Dean Martin
Dr. Steven Harris
Jerry Lewis
Homer Flagg
Janet Leigh
Wally Cook
Edward Arnold
The Mayor of New York
Fred Clark
Oliver Stone
Sheree North
Jitterbug Champion
Sammy White
Waiter
Sid Tomack
Master of Ceremonies
Sig Ruman
Dr. Emile Egelhofer
Richard Loo
Dr. Lee
Raymond Greenleaf
Conductor
Walter Baldwin
Isaiah Jackson
Fay Roope
Man
Fritz Feld
Barber (uncredited)
Dabbs Greer
Scouts Leader (uncredited)
Grady Sutton
Gift Shop Clerk (uncredited)
Kathryn Grant
Manicurist (uncredited)
Bess Flowers
Patron at Wonderland Ballroom (uncredited)
Eduard Franz
Dr. Nassau (uncredited)
Marla English
Manicurist