Deanna Durbin
Alice Fullerton
Deanna Durbin
Alice Fullerton
Melvyn Douglas
Vincent Bullitt
Jackie Cooper
Kenneth Warren
Irene Rich
Mrs. Dorothy Fullerton
Nancy Carroll
Grace Bristow
John Halliday
Gilbert Fullerton
Jackie Searl
Tony (as Jack Searl)
Juanita Quigley
Butch Warren ("The Pest" in credits)
Charles Coleman
Stevens
Peggy Stewart
Mary Lee
Grant Mitchell
Jeweler
Claire Du Brey
Horsewoman
Helen Grayco
Girl
Buddy Pepper
Friend
Vondell Darr
Friend
Leonard Sues
Orchestra leader
Edmund Mortimer
Guest
Ruth Weston
Admirer
David Olive
Farmer
David Oliver
Farmer
Russell Hicks
Scout Leader (uncredited)
Lon McCallister
Billy (uncredited)
Matt McHugh
Soda Jerk (uncredited)
Moroni Olsen
Fullerton's Associate (uncredited)
Addison Richards
Newspaper Man (uncredited)
Bess Flowers
Party Guest (uncredited)
Edward Ludwig
Director
Billy Wilder
Writer
Bernard W. Burton
Editor
Frank Skinner
Music
Joseph A. Valentine
Director of Photography
Charles Brackett
Writer
Jimmy McHugh
Songs
Harold Adamson
Lyricist
Bruce Manning
Screenplay
F. Hugh Herbert
Story
Joe Pasternak
Producer