Ray Bolger

Nifty Sullivan, a Jack

Anne Shirley

Karanina 'Nina' Novak, the Jill

June Havoc

Opal

Desi Arnaz

Steve Sarto / King Stephan VIII of Aregal

Jack Durant

Noodle McArdle

Eddie Foy Jr.

Happy McScud, a Jack

Fritz Feld

Mr. Hoople

Henry Daniell

Bobo

Joseph E. Bernard

Jailer (uncredited)

William Blees

Eddie, a Jack (uncredited)

Fortunio Bonanova

Mike - Nightclub Owner (uncredited)

Jack Briggs

Nat, a Jack (uncredited)

Jack Carr

Big Guy Behind Nifty at Concert (uncredited)

Jack Gargan

Nightclub Extra (uncredited)

Eddie Hart

Wally - Taxi Driver (uncredited)

Florence Lake

Counter Girl (uncredited)

Mantan Moreland

Cicero - Wash Room Attendant (uncredited)

Bob Perry

Noodle's Henchman (uncredited)

Constantine Romanoff

Noodle's Henchman (uncredited)

Grady Sutton

Nightclub Patron (uncredited)

Marie Windsor

Girl Applying Makeup (uncredited)

Armand 'Curly' Wright

Hot Dog Vendor (uncredited)