Audrey Hepburn

Character: Princess Ann

Gregory Peck

Character: Joe Bradley

Eddie Albert

Character: Irving Radovich

Hartley Power

Character: Mr. Hennessy

Harcourt Williams

Character: Ambassador

Margaret Rawlings

Character: Countess Vereberg

Tullio Carminati

Character: Gen. Provno

Paolo Carlini

Character: Mario Delani

Claudio Ermelli

Character: Giovanni

Paola Borboni

Character: Charwoman

Alfredo Rizzo

Character: Cab driver

Laura Solari

Character: Hennessy's Secretary

Gorella Gori

Character: Shoe Seller

Armando Annuale

Character: Admiral Dancing with Princess (uncredited)

Maurizio Arena

Character: Young Boy with Car (uncredited)

Gildo Bocci

Character: Flower Seller (uncredited)

Andrea Esterhazy

Character: Embassy Aide (uncredited)

George Higgins

Character: Correspondent at Poker Game (uncredited)

Richard McNamara

Character: Correspondent at Poker Game (uncredited)

Luigi Moneta

Character: Old Man Dancing with Princess (uncredited)

Piero Pastore

Character: Faceless Man on the Barge (uncredited)

Mimmo Poli

Character: Worker Hugging the Three Out Side Police Station (uncredited)

Giuliano Raffaelli

Character: Faceless Man on the Barge (uncredited)

Carlo Rizzo

Character: Police Official (uncredited)

Gianna Segale

Character: Girl at Cafe Waving at Irving (uncredited)

Dianora Veiga

Character: Girl at Cafe Waving at Irving (uncredited)

Marco Tulli

Character: Pallid Young Man Dancing with Princess (uncredited)

Tania Weber

Character: Francesca - Irving's Model (uncredited)

Catherine Wyler

Character: Schoolgirl (uncredited)

Nadia Balabine

Character: Woman of Importance Watching the Military Parade (uncredited)

Silvio Bagolini

Character: Undetermined Role (uncredited)

Alfred Browne

Character: Correspondent at Poker Game (uncredited)

Franco Corsaro

Character: Undetermined Role (uncredited)

John Cortay

Character: Correspondent at Poker Game (uncredited)

Julián Cortés Cavanillas

Character: Julian Cortes Cavanillas of 'ABC Madrid' (uncredited)

Vittoria Crispo

Character: Undetermined Role (uncredited)

Ugo De Pascale

Character: Embassy Aide (uncredited)

Giovanni Fostini

Character: Correspondent at Poker Game (uncredited)

Paul Gary

Character: Undetermined Role (uncredited)

Sidney Gordon

Character: Correspondent at Poker Game (uncredited)

Edward Hitchcock

Character: Head of Foreign Correspondents (uncredited)

John Horne

Character: Master of Ceremonies (uncredited)

Adam Jennette

Character: Speaking Correspondent (uncredited)

Cirillo Konopleff

Character: Ihre Hoheit der Furst von und zu Luchtenstichenholz (uncredited)

Diana Lante

Character: Lady in Waiting (uncredited)

Princess Lilamani

Character: The Raikuuari of Khanipur (uncredited)

Rio Nobile

Character: Embassy Officer at Press Conference (uncredited)

Octave Senoret

Character: Faceless Man on the Barge (uncredited)

Amedeo Trilli

Character: Undetermined Role (uncredited)

Helen Tubbs

Character: Undetermined Role (uncredited)

Joop van Hulzen

Character: Undetermined Role (uncredited)

Judy Wyler

Character: Schoolgirl (uncredited)