Cast 36

1. 

   Gian Maria Volonté

   Enrico Mattei

2. 

   Luigi Squarzina

   liberal journalist

3. 

   Peter Baldwin

   William McHale

4. 

   Renato Romano

   journalist

5. 

   Franco Graziosi

   Minister of State partecipations

6. 

   Gianfranco Ombuen

   Mr. Ferrari, the engineer

7. Elio Jotta

   head of the Committee of Inquiry

8. Luciano Colitti

   Irnerio Bertuzzi

9. 

   Edda Ferronao

   Mrs. Mattei

10. Accursio Di Leo

    Sicilian character

11. Terenzio Cordova

    police officer

12. Giuseppe Lo Presti

    Sicilian character

13. 

    Camillo Milli

    TV journalist

14. 

    Aldo Barberito

    Mauro De Mauro

15. Jean Rougeul

    French journalist

16. Dario Michaelis

    Carabinieri officer

17. 

    Vittorio Fanfoni

    journalist

18. Nino Drago

    journalist

19. 

    Néstor Garay

    journalist

20. Felice Fulchignoni

    Sicilian character

21. Sennuccio Benelli

    Self / journalist

22. Furio Colombo

    Mattei's assistant

23. Ugo Zatterin

    Self / journalist

24. Blaise Morrissey

    American oilman

25. Gianni Farneti

    Self / journalist

26. Alessio Baume

    "Time" journalist

27. Umberto D'Arrò

    Self / journalist

28. Salvo Licata

    Self / journalist

29. Giuseppe Rosselli

    Self / journalist

30. Ferruccio Parri

    Self (archival footage)

31. Michele Pantaleone

    Self

32. Arrigo Benedetti

    Self

33. Thyraud De Vosjoli

    Self

34. 

    Francesco Rosi

    Self (uncredited)

35. Andrea Artoni

    Self / flight assistant (uncredited)

36. 

    Edy Biagetti

    Mattei's bodyguard (uncredited)

Crew 27