Tonino Valerii co-directed the 1973 film My Name Is Nobody with which legendary Western director?
Tonino Valerii:  Among his best-known films are "Day of Anger" (1968) "The Price of Power" (1969), "A Reason to Live, a Reason to Die" (1972) and "My Name Is Nobody" (1973), starring Henry Fonda. My Name Is Nobody:  The film was directed by Tonino Valerii and, in some scenes, by Sergio Leone.
Sergio Leone