Paul Merrick
Bing Crosby
Katherine Holbrook
Nancy Olson
Marge Champion
Gower Champion
Groucho Marx
Dorothy Kirsten
Peggy Lee
Benson - Jewelry Clerk (uncredited)
Irving Bacon
Party Guest (uncredited)
Bess Flowers
Bookish Student (uncredited)
Leon Tyler
Singer (uncredited)
Norma Zimmer
Alex Conway
Charles Coburn
Lorna Marvis
Ruth Hussey
Jeff Blake
Robert Stack
'Cupcake' Haggerty
Tom Ewell
Aunt Amy
Ida Moore
Mr. Danforth
Charles Kemper
Jerome Thisbee
Richard Haydn
Tippy Carpenter
Donald Woods
Director
Makeup Supervisor
Wally Westmore
Costume Design
Edith Head
Set Decoration
Sam Comer
Theatre Play
Samson Raphaelson
Sound Recordist
John Cope
Ray Moyer
Producer
Robert L. Welch
Editor
Doane Harrison
Assistant Director
Harry Caplan
Director of Photography
George Barnes
Art Direction
Hans Dreier
Harry Lindgren
Screenplay
Arthur Sheekman
A. Earl Hedrick
Everett Douglas
Music Director
Joseph J. Lilley