A few come to mind....
"Husbands" - John Cassavettes, Ben Gazzara, Peter Falk.
"I never sang for my father" - Gene Hackman, Melvyn Douglas, Estelle Parsons.
"Parallax view", "Silent running" - already mentioned.
"Little big man" - Dustin Hoffman, Chief Dan George.
.....and the greatest movie ever made - "Network"
Ron.