- 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
- Nadia Balabine
- Woman of Importance Watching the Military Parade
- Ugo Ballerini
- Embassy Aide
- Bruno Baschiera
- Embassy Aide
- Gildo Bocci
- Flower Seller
- Alfred Browne
- Correspondent at Poker Game
- Princess Alma Cattaneo
- Lady in Waiting
- Franco Corsaro
- Undetermined Role
- John Cortay
- Correspondent at Poker Game
- Julián Cortés Cavanillas
- Julian Cortes Cavanillas of 'ABC Madrid'
- 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'
- Cirillo 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
- Rio 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
