Pre Star Wars sci-fi I loved Silent Running from 1972.
One of my favourites is Harold and Maude also from early 70s.
HighLlama wrote:
Too many...
The Wicker Man (1962)
Oh yeah, the original Wicker Man was good.
Also Omega Man and Midnight Cowboy, 2001: A Space Odyssey, Monty Python and the Holy Grail.