Once Upon a Time in the West (Italian: C'era una volta il West, lit. "Once upon a time (there was) the West") is a 1968 epic Spaghetti Western film co- written and directed by Sergio Leone. It stars Henry Fonda, cast against type, as the villain, Charles Bronson as his nemesis, Claudia Cardinale as a newly widowed homesteader, and Jason Robards as a bandit. The screenplay was written by Sergio Donati and Leone, from a story by Dario Argento, Bernardo Bertolucci and Leone. The widescreen cinematography was by Tonino Delli Colli, and the acclaimed film score was by Ennio Morricone.

References:
https://en.wikipedia.org/wiki/Once_Upon_a_Time_in_the_West