"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."
Dean Martin
as Ray Hunter
Anna Maria Alberghetti
as Nina Martelli
Eva Bartok
as Maria Martelli
Walter Slezak
as Papa Martelli
Dewey Martin
as Mike Clark
Paul Henreid
as Anton
Evelyn Varden
as Countess Alzani
John Archer
as Bob Dudley
Dean Jones
as Dan
Jules Munshin
as Arthur
Marcel Dalio
as Vittorio Cisini
Lisa Montell
as Diana Martelli
Lisa Gaye
as Ana Martelli
Stephen Dunne
as Tom Crandall
Monique van Vooren
as Girl on Main Title
Robert Argent
as Reporter (uncredited)
Frank Arnold
Jeanne Baird
as Chicago Operator (uncredited)
Brandon Beach
as Nightclub Patron (uncredited)
Paul Bradley
as Benefit Guest (uncredited)
George Calliga
as Party Guest (uncredited)
Lilyan Chauvin
Jack Chefe
Franco Corsaro
as Headwaiter (uncredited)
Audrey Conti
as (uncredited)
Henry Dar Boggia
as Assistant Hotel Manager (uncredited)
Angelo De Meo
as Policeman (uncredited)
Valentin de Vargas
Don Dillaway
Franklyn Farnum
Adolph Faylauer
Bess Flowers
Kenneth Gibson
Joe Gilbert
James Gonzalez
Phyllis Graffeo
Joe Gray
Mack Gray
Sam Harris
Jean Heremans
Bill Hickman
Jean Hidey
Shep Houghton
Sid Kane
Kenner G. Kemp
Perk Lazelle
Carl M. Leviness
Frank Leyva
Saverio LoMedico
Jerry Martin
as Fireman (uncredited)
Wanda McKay
as New York Operator (uncredited)
Harold Miller
Ernesto Molinari
as Workman (uncredited)
Gordon Morehouse
Leo Mostovoy
Sol Murgi
as Hotel Worker (uncredited)
Forbes Murray
George Nardelli
Frank Nechero
Ron Nyman
Monty O'Grady
Nestor Paiva
as Alfredo - the Jeweler (uncredited)
Manuel París
Dario Piazza
Joe Ploski
as Chef (uncredited)
Murray Pollack
Fred Rapport
Francis Ravel
Paul Ravel
Suzanne Ridgway
Benny Rubin
as The Waiter (uncredited)
Cosmo Sardo
Scott Seaton
Bernard Sell
Dori Simmons
as San Francisco Operator (uncredited)
Ann Staunton
Norman Stevans
Bert Stevens
Hal Taggart
Danny Truppi
Renata Vanni
as Maid (uncredited)
László Vadnay
Writer
William Ludwig
Richard Thorpe
Director
Leonard Spigelgass
Art Cohn
Joe Pasternak
Producer
Irving Aaronson
Music Coordinator
George Stoll
Music Supervisor
A. Arnold Gillespie
Special Effects
Sydney Guilaroff
Hairstylist
Wesley C. Miller
Recording Supervision
Edwin B. Willis
Set Decoration
Randall Duell
Art Direction
Robert Saunders
Assistant Director
William Tuttle
Makeup Artist
Robert J. Bronner
Director of Photography
Richard Pefferle
Nicholas Brodszky
Original Music Composer
William A. Horning
Helen Rose
Costume Design