Rudolf Rassendyll / King Rudolf V

Stewart Granger

Princess Flavia

Deborah Kerr

Rupert of Hentzau

James Mason

Col. Zapt

Louis Calhern

Antoinette de Mauban

Jane Greer

The Cardinal

Lewis Stone

Michael, Duke of Strelsau

Robert Douglas

Fritz von Tarlenheim

Robert Coote

Johann

Peter Brocco

Josef

Francis Pierlot

Detchard

Thomas Browne Henry

Krafstein

Eric Alden

Archbishop

John W. Goldsworthy

Lauengram

Steve Roberts

Detchard

Thomas Brown Henry

Bersonin

Bud Wolfe

De Gautet

Peter Mamakos

R.R. Guard

Joseph Mell

Woman

Elizabeth Slifer

Assistant Passport Official

Michael Vallon

Gertrude

Kathleen Freeman

Court Chamberlain

Bruce Payne

Archbishop

John Goldsworthy

British Ambassador

Stanley Logan

Uhlan Guard

George J. Lewis

Uhlan Guard

Hugh Prosser

Nobleman With Cardinal

Forbes Murray

Dignitary

Frank Elliott

Dignitary

Gordon Richards

German Wife

Mary Carroll

Husband

Alex Pope

Passport Official

Jay Adler

Newsboy

Peter Votrian

Ambassador's Wife

Doris Lloyd

Lady With Cardinal

Emilie Cabanne

Guard

Paul Marion

Aide

William Hazel

Aide

Victor Romito

Sandwich Vendor

George Slocum

Porter

Charles Watts

Nobleman

Alphonse Martell

Nobleman

Manuel Paris

Lord Chamberlain

Guy Bellis

Director

Richard Thorpe