24. 'Withnail and I'
Right around the same time he scored a huge comeback hit with "I've Got My Mind Set on You," George Harrison produced this hysterical black comedy about two struggling actors in London in 1969. Tired of life in the city, they travel north to a country cottage and get into all sorts of misadventures. This has become a hugely beloved movie in England, though most Americans have never even heard of it.