"Using the interrogation of a US counterinsurgency agent as a backdrop, the film explores the consequences of the struggle between Uruguay's government and the leftist Tupamaro guerrillas."
Yves Montand
as Philip Michael Santore
Renato Salvatori
as Captain Lopez
O.E. Hasse
as Carlos Ducas
Jacques Weber
as Hugo
Jean-Luc Bideau
as Este
Maurice Teynac
as Minister of Internal Security
Yvette Etiévant
as Woman Senator
Gloria Laso
as Rafaela
Harald Wolff
as Minister of Foreign Affairs
Evangeline Peterson
as Mrs. Santore
Nemesio Antúnez
as President of the Republic
Mario Montilles
as Assistant Commissioner Fontant
André Falcon
as Deputy Fabbri
Jerry Brouer
as Anthony Lee
Roberto Navarrete
as Commissioner Romero
Douglas Harris
as A.I.D. Director
Eugenio Guzmán
as Spokesman of Uruguayan Government
Jean-François Gobbi
as Journalist
Maurice Jacquemont
as Dean of the Law School
Aldo Francia
as Dr. Francia
Eduardo Naveda
as Political Police Chief
Rafael Benavente
as Brazilian Consul Campos
Alejandro Cohen
as Manuel
Gérard Manneveau
as Bardes
Alejandro Misle
as President of the Assembly
Héctor Noguera
as Tupamaro Leader (uncredited)
Patricia Guzmán
as Tupamaro Militant (uncredited)
Costa-Gavras
Scenario Writer
Franco Solinas
Writer
Director
Jacques Henri Barratier
Executive Producer
Léon Sanz
Françoise Bonnot
Editor
Míkis Theodorakis
Original Music Composer
Pierre-William Glenn
Director of Photography
Jacques d'Ovidio
Production Design