The IMDB list is entirely based on fan votes. For comparison, the AFI top 25
1. CITIZEN KANE (1941)
2. THE GODFATHER (1972)
3. CASABLANCA (1942)
4. RAGING BULL (1980)
5. SINGIN' IN THE RAIN (1952)
6. GONE WITH THE WIND (1939)
7. LAWRENCE OF ARABIA (1962)
8. SCHINDLER'S LIST (1993)
9. VERTIGO (1958)
10. THE WIZARD OF OZ (1939)
11. CITY LIGHTS (1931)
12. THE SEARCHERS (1956)
13. STAR WARS (1977)
14. PSYCHO (1960)
15. 2001: A SPACE ODYSSEY (1968)
16. SUNSET BLVD. (1950)
17. THE GRADUATE (1967)
18. THE GENERAL (1927)
19. ON THE WATERFRONT (1954)
20. IT'S A WONDERFUL LIFE (1946)
21. CHINATOWN (1974)
22. SOME LIKE IT HOT (1959)
23. THE GRAPES OF WRATH (1940)
24. E.T. THE EXTRA-TERRESTRIAL (1982)
25. TO KILL A MOCKINGBIRD (1962)
Didn't see 5, 6, 7, 11, 18. 11 and 18 were Chaplin movies but I did see "The Kid" which I enjoyed a lot. Gonna have to check out the 2 listed.
Kinda surprised Of Mice and Men wasn't on the list(the original not the remake).