Full Credits
18 members

Jerry Lewis
Clayton Poole

Marilyn Maxwell
Carla Naples

Connie Stevens
Sandra Naples

Salvatore Baccaloni
Gigi 'Papa' Naples

Reginald Gardiner
Harold Hermann

Ida Moore
Miss Bessie

Gary Lewis
Young Clayton

Isobel Elsom
Mrs. Van Cleeve

James Gleason
Doc Simpkins

Hans Conried
Mr. Wright

Hope Emerson
Mrs. Rogers

Alex Gerry
Judge Jenkins

Mary Treen
Nurse
Judy Franklin
Young Carla

Will Wright
Fire Chief (uncredited)
Mary Foran
Miss Menefee (uncredited)
Dickie Humphreys
Dancer / Actor (uncredited)

Jack Benny
Carlos, the matador (uncredited)
24 members
Frank Tashlin
Director
Charles C. Coleman
Assistant Director
Frank Tashlin
Story
Frank Tashlin
Screenplay
Preston Sturges
Story
Jerry Lewis
Producer
Ernest D. Glucksman
Associate Producer
Jack Mintz
Producer's Assistant
Haskell B. Boggs
Director of Photography
Charles Grenzbach
Sound Recordist
Walter Scharf
Original Music Composer
Gene Merritt
Sound Recordist
Robert R. Benton
Set Decoration
Hal Pereira
Art Direction
Tambi Larsen
Art Direction
Sam Comer
Set Decoration
Sy Devore
Wardrobe Designer
Wally Westmore
Makeup Supervisor
Edith Head
Costume Design
Nellie Manley
Hair Supervisor
Alma Macrorie
Editor
John P. Fulton
Special Effects
Rudy Makoul
Dialogue Coach
Nick Castle
Choreographer