In this musical-comedy, Dean Martin plays an American hotel mogul who becomes smitten with a young Italian woman (Anna Maria Alberghetti) when buying a hotel in Rome. To marry this gal, he has to get her three older sisters married off.
| Writing | Leonard Spigelgass | Writer |
| Writing | William Ludwig | Writer |
| Directing | Richard Thorpe | Director |
| Writing | László Vadnay | Writer |
| Writing | Art Cohn | Writer |
| Production | Joe Pasternak | Producer |
| Sound | Irving Aaronson | Music Coordinator |
| Costume & Make-Up | Helen Rose | Costume Design |
| Art | Edwin B. Willis | Set Decoration |
| Art | William A. Horning | Art Direction |
| Costume & Make-Up | Sydney Guilaroff | Hairstylist |
| Sound | Nicholas Brodszky | Original Music Composer |
| Sound | George Stoll | Music Supervisor |
| Camera | Robert J. Bronner | Director of Photography |
| Art | Randall Duell | Art Direction |
| Art | Richard Pefferle | Set Decoration |
| Directing | Robert Saunders | Assistant Director |
| Sound | Wesley C. Miller | Recording Supervision |
| Costume & Make-Up | William Tuttle | Makeup Artist |
| Crew | A. Arnold Gillespie | Special Effects |
