Berlin, 1923. Following the suicide of his brother, American circus acrobat Abel Rosenberg attempts to survive while facing unemployment, depression, alcoholism and the social decay of Germany during the Weimar Republic.

Jack Beauregard, an ageing gunman of the Old West, only wants to retire in peace and move to Europe. But a young gunfighter, known as "Nobody", who idolizes Beauregard, wants him to go out in a blaze of glory. So he arranges for Jack to face the 150-man gang known as The Wild Bunch and earn his place in history.