Frederick Stafford

André Devereaux

Dany Robin

Nicole Devereaux

John Vernon

Rico Parra

Karin Dor

Juanita de Córdoba

Michel Piccoli

Jacques Granville

Philippe Noiret

Henri Jarre

Claude Jade

Michèle Picard

Michel Subor

François Picard

John Forsythe

Michael Nordstrom

Per-Axel Arosenius

Boris Kuzenov

Roscoe Lee Browne

Philippe Dubois

Edmon Ryan

McKittreck

Tina Hedström

Tamara Kusenov

Donald Randolph

Luis Uribe

Roberto Contreras

Muñoz

Carlos Rivas

Hernández

Lewis Charles

Pablo Mendoza

Szabó Sándor

Emile Redon

Anna Navarro

Carlota Mendoza

George Skaff

Rene d'Arcy

Alfred Hitchcock

Man in Wheelchair (uncredited)

Fidel Castro

Self (archive footage)

Che Guevara

Self (archive footage)

Bent Vejlby

Agent (uncredited)

Ann Doran

Mrs. Forsyth (uncredited)

Jack Berle

Party Guest (uncredited)

Richard Derr

U.S. Embassy Official - Copenhagen (uncredited)

Noel Drayton

Servant at Embassy (uncredited)

Abel Fernandez

Cuban Guerrilla Fighter (uncredited)

Elsa Fàbregas

Nicole Devereaux (spanish voice) (uncredited)

Gregory Gaye

Meeting Co-Ordinator (uncredited)

Trent Gough

UN Visitor (uncredited)

Dean Harens

State Department Official (uncredited)

Shep Houghton

Restaurant Patron (uncredited)

Henry Kingi

Man in Hotel Theresa hallway (uncredited)

John Lasell

State Department Official (uncredited)

Pepe Mediavilla

Rico Parra (spanish voice) (uncredited)

Lawrence Montaigne

Russian Agent (uncredited)

William H. O'Brien

Butler (uncredited)

Leoda Richards

Party Guest (uncredited)

María Luisa Solá

Juanita de Cordoba (spanish voice) (uncredited)

John Stephenson

State Department Interrogator (uncredited)

Ben Wright

French Officer (uncredited)