Director: Sergio Leone
Writers: Sergio Leone, Sergio Donati, Bernardo Bertolucci, Dario Argento
DOP: Tonino Delli Colli
Editor: Nino Baragli
Composer: Ennio Morricone
Cast: Claudia Cardinale, Henry Fonda, Jason Robards, Charles Bronson, Gabriele Ferzetti, Paolo Stoppa, Woody Strode, Jack Elam, Keenan Wynn, Frank Wolff, Lionel Stander, Frank Braña, Stefano Imparato, Claudio Mancini, Al Mulock, Antonio Palombi, Renato Pinciroli, Aldo Sambrell, Conrado San Martín, Enzo Santaniello, Simonetta Santaniello, Luana Strode, Fabio Testi, Marco Zuanelli, Antonio Molino Rojo, Román Ariznavarreta, John Frederick, Aldo Berti, Spartaco Conversi, Saturno Cerra, Paolo Figlia, Dino Mele, Simonetta Stefanelli, Regina Elena Bisio, Michael Harvey, Jack English, Joyce Gordon, Bernard Grant, Edward Mannix, Dan Sturkie