- Lucille Ball
- Tacy Bolton-Collini
- Desi Arnaz
- Nicholas "Nicky" Collini
- Marjorie Main
- Mrs. Hittaway
- Keenan Wynn
- Policeman
- Gladys Hurlbut
- Mrs. Bolton
- Moroni Olsen
- Mr. Tewitt
- Bert Freed
- Foreman
- Madge Blake
- Aunt Anastacia
- Walter Baldwin
- Uncle Edgar
- Oliver Blake
- Mr. Sudloy
- Perry Sheehan
- Bridesmaid
- Charles Herbert
- Little boy (uncredited)
- Herb Vigran
- Trailer salesman (uncredited)
- Karl Lukas
- Inspector (uncredited)
- Emmett Vogan
- Mr. Bolton (uncredited)
- Edgar Dearing
- Trailer park manager (uncredited)
- Geraldine Carr
- Tacy's girlfriend (uncredited)
- Ruth Warren
- Mrs. Dudley (uncredited)
- Dallas Boyd
- Minister (uncredited)
- Howard McNear
- Joe Hittaway (uncredited)
- Jack Kruschen
- Mechanic (uncredited)
- Edna Skinner
- Maude Barrett (uncredited)
- Alan Lee
- Mr. Elliott (uncredited)
- Vincente Minnelli
- Director
- Clinton Twiss
- Writer
- Albert Hackett
- Writer
- Frances Goodrich
- Writer
- Pandro S. Berman
- Producer
- Xavier Cugat
- Original Music
- Foster Curbelo
- Original Music
- Adolph Deutsch
- Original Music
- Albert Stillman
- Original Music
- Robert Surtees
- Cinematographer
- Ferris Webster
- Film Editing
- Edward C. Carfagno
- Art Director
- Cedric Gibbons
- Art Director
- F. Keogh Gleason
- Set Decoration
- Edwin B. Willis
- Set Decoration
- Helen Rose
- Costume Design
