Bing Crosby

C. K. Dexter-Haven

Grace Kelly

Tracy Lord

Frank Sinatra

Mike Connor

Celeste Holm

Liz Imbrie

John Lund

George Kittredge

Louis Calhern

Uncle Willie

Sidney Blackmer

Seth Lord

Louis Armstrong

Self

Margalo Gillmore

Mrs. Seth Lord

Lydia Reed

Caroline Lord

Gordon Richards

Dexter-Haven's Butler

Richard Garrick

Lords' Butler

Don Anderson

Party Guest (uncredited)

Mary Bayless

Party Guest (uncredited)

Lulu Mae Bohrman

Party Guest (uncredited)