Don Ameche

Lloyd Lloyd

Mary Martin

Cindy Lou Bethany

Oscar Levant

Dick Rayburn

Virginia Dale

Gwendolyn Abbott

Barbara Jo Allen

Myra Stanhope

Raymond Walburn

Top Rumson

Elizabeth Patterson

Aunt Lily Lou Bethany

Jerome Cowan

Bert Fisher

Connee Boswell

Polly

Eddie 'Rochester' Anderson

George

Minor Watson

Uncle Jefferson Davis Bethany

Jean Porter

Girl Going to Audition (uncredited)

Victor Schertzinger