Also Known As:- Vacances romaines
- Ein Herz und eine Krone
- La princesa que quería vivir
- A Princesa e o Plebeu
- Diakopes sti Romi
- Férias em Roma
- Loma Roomassa
- Prinsessa på vift
- Prinsesse på vift
- Prinsessen holder fridag
- Római vakáció
- Roma tatili
- Rzymskie wakacje
- Vacaciones en Roma
- Vacances a Roma
- Vacanta la Roma
- Vacantie te Rome
- Vacanze romane
- Xufsha B'Roma
- William Wyler
- John Dighton
- Dalton Trumbo
- Ian McLellan Hunter
- Gregory Peck ... Joe Bradley
- Audrey Hepburn ... Princess Ann
- Eddie Albert ... Irving Radovich
- Hartley Power ... Mr. Hennessy
- Harcourt Williams ... Ambassador
- Margaret Rawlings ... Countess Vereberg
- Tullio Carminati ... General Provno
- Paolo Carlini ... Mario Delani
- Claudio Ermelli ... Giovanni
- Paola Borboni ... Charwoman
- Alfredo Rizzo ... Taxicab Driver
- Laura Solari ... Hennessy's Secretary
- Gorella Gori ... Shoe Seller
- Armando Ambrogi ... Man on Phone
- Armando Annuale ... Admiral Dancing with Princess
- Maurizio Arena ... Young Boy with Car
- Silvio Bagolini ... Undetermined Role
- Ugo Ballerini ... Embassy Aide
- Bruno Baschiera ... Embassy Aide
- Gildo Bocci ... Flower Seller
- Alfred Browne ... Correspondent at Poker Game
- Princess Alma Cattaneo ... Lady in Waiting
- J. Cortes Cavanillas ... Julian Cortes Cavanillas of 'ABC Madrid'
- Franco Corsaro ... Undetermined Role
- John Cortay ... Correspondent at Poker Game
- Vittoria Crispo ... Undetermined Role
- Ferdinando De Aldisio ... Ferdinando De Aldisio of 'Agence Press'
- Ugo De Pascale ... Embassy Aide
- Jan Dijksgraaf ... Speaking Correspondent
- Andrea Esterhazy ... Embassy Aide
- Gherda Fehrer ... Senhora Joaquin de Capoes
- Jacques Ferrier ... Lacques Ferrier of 'Ici Paris'
- Helen Fondra ... Countess Von Marstrand
- Giovanni Fostini ... Correspondent at Poker Game
- Sytske Galema ... Sytske Galema of 'De Limie'
- Paul Gary ... Undetermined Role
- Teresa Gauthier ... Ihre Hoheit die Furstin von und zu Luchtenstichenholz
- Sidney Gordon ... Correspondent at Poker Game
- Otto Gross ... Otto Gross of 'Davar'
- George Higgins ... Correspondent at Poker Game
- Heinz Hindrich ... Dr. Bonnachoven
- Edward Hitchcock ... Head of Foreign Correspondents
- John Horne ... Master of Ceremonies
- Stephen House ... Stephen House of 'The London Exchange Telegraph'
- Adam Jennette ... Speaking Correspondent
- G. Kabulska ... Undetermined Role
- Kurt Klinger ... Kurt Klinger of 'Deutsch Press Agentur'
- Nicola Konopleff ... Ihre Hoheit der Furst von und zu Luchtenstichenholz
- Friedrich Lampe ... Friedrich Lampe of 'New York Herald-Tribune'
- Diane Lante ... Lady in Waiting
- Princess Lilamani ... The Raikuuari of Khanipur
- Luigi Locchi ... Count Von Marstrand
- Mario Lucinni ... Senhor Joaquin de Capoes
- Luis Marino ... Hassan El Din Pasha
- Richard McNamara ... Correspondent at Poker Game
- Rabindranath Mitter ... H.R.H. The Maharajah
- Luigi Moneta ... Old Man Dancing with Princess
- Maurice Montabre ... Maurice Montabre of 'Le Figaro'
- Julio Moriones ... Julio Moriones of 'La Vanguardia'
- Richard Neuhaus ... Embassy Guard
- Desiderio Nobile ... Embassy Officer at Press Conference
- Giustino Olivieri ... Waiter at Cafe
- Eric Oulton ... Sir Hugo Macy de Farmington
- Piero Pastore ... Faceless Man on the Barge
- Giacomo Penza ... The Papal Nuncio Monsignor Altomonte
- Mimmo Poli ... Worker Hugging the Three Out Side Police Station
- Giuliano Raffaelli ... Faceless Man on the Barge
- Dominique Rika ... Girl at Cafe Waving at Irving
- Carlo Rizzo ... Police Official
- Piero Scanziani ... Piero Scanziani of 'La Suisse'
- Gianna Segale ... Girl at Cafe Waving at Irving
- Octave Senoret ... Faceless Man on the Barge
- Sir Hari Singh ... Hari Singh
- Alcide Tico ... Sculptor
- Amedeo Trilli ... Undetermined Role
- Helen Tubbs ... Undetermined Role
- Marco Tulli ... Pallid Young Man Dancing with Princess
- Joop van Hulzen ... Undetermined Role
- Patricia Varner ... Teacher at Fontana di Trevi
- Dianora Veiga ... Girl at Cafe Waving at Irving
- Cesare Viori ... Prince Istvan Barossy Nagyavaros
- Tania Weber ... Francesca - Irving's Model
- Hank Werbe ... Speaking Correspondent
- Catherine Wyler ... Schoolgirl
- Judy Wyler ... Schoolgirl
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