Agente 3S3, massacro al sole

George Ardisson

Walter Ross, Agent 3S3

Frank Wolff

Ivan Mikhailovic

Evi Marandi

Melissa Shaw, British agent

Michel Lemoine

Radek

Fernando Sancho

General Emilio Siqueiros

John Karlsen

Mikhailovic's Boss

Kitty Swan

Una dell'harem di Siqueiros (as Kersten Svanhold)

Luz Márquez

Signora Barrientos

Eduardo Fajardo

Professor Theodore Karleston

Claudio Ruffini

Koko, uomo di Radek

Salvatore Borghese

Paco

María Granada

Porfiria Sanchíz

Beni Deus

Luis Induni

Micheal Smith, Agent 3S4

Dina Loy

Ursula Rank

José Riesgo

Ennio Antonelli

Man on Plane

Romano Puppo

Man on Plane #2

Pietro Ceccarelli

Soldier

Nello Pazzafini

José, Bodyguard

Pietro Torrisi

Bodyguard #2

Leontine May

Sergio Sollima

Jesús María de Arozamena

Giovanni Simonelli

Sergio Sollima

Carlo Carlini

Piero Umiliani

José Luis Matesanz

Bruno Mattei