Rosmer Peck
Dick Powell
Norma Perry
Joan Blondell
Dr. MacDuffy
Olin Howland
Dr. Bell
Charles Halton
Dr. Warshof
Paul Irving
Dr. Henry
Harry C. Bradley
Chairman
Joseph Crehan
Lucille Bailey
Susan Fleming
Chorus Girl (uncredited)
Carole Landis
Snowflake (uncredited)
Fred 'Snowflake' Toones
Jane Wyman
Milt (uncredited)
Milton Kibbee
Genevieve Larkin
Glenda Farrell
J. J. Hobart
Victor Moore
Andy 'Boop' Oglethorpe
Lee Dixon
Morty Wethered
Osgood Perkins
Hugo
Charles D. Brown
Sally
Rosalind Marquis
Irene
Irene Ware
Andy Callahan
William B. Davidson
Lyricist
E.Y. Harburg
Costume Design
Orry-Kelly
Executive Producer
Jack L. Warner
Hal B. Wallis
Songs
Harold Arlen
Director of Photography
Arthur Edeson
Harry Warren
Director
Lloyd Bacon
Choreographer
Busby Berkeley
Screenplay
Warren Duff
Editor
Thomas Richards
Art Direction
Max Parker
Music Director
Leo F. Forbstein
Associate Producer
Earl Baldwin
Assistant Director
Richard Maybery
Al Dubin
Original Music Composer
Heinz Roemheld