[Alf]

I may have to do this one at a time as I remember characters that come to mind.

1. The Little Tramp (Several Charlie Chaplin movies)
2. Cody Jarrett (White Heat)
3. Daniel Plainview (There will be blood)
4. Rupert Pupkin (The King of comedy)
5. Colonel Nicholson (The bridge on the river Kwai)
6. Howard Beale (Network)
7. George Bailey (It's a wonderful life)
8. Ethan Edwards (The Searchers)
9. Karl Childers (Sling Blade)
10. Nigel Tufnel (This is Spinal Tap)