Which Italian actor, remembered for his outspoken left-wing leanings and fiery temper on and off-screen appeared in the 1983 Swiss-French drama film "The Death of Mario Ricci?"
The Death of Mario Ricci:  It was entered into the 1983 Cannes Film Festival where Gian Maria Volontè won the award for Best Actor. Gian Maria Volontè: Gian Maria Volontè (9 April 1933 – 6 December 1994) was an Italian actor, remembered for his outspoken left-wing leanings and fiery temper on and off-screen.
Gian Maria Volontè