Not necessarily all my favorite films, but ones that I would single out as being of great cultural or historical import:
The Birth of a Nation (1915)
Metropolis
The Gold Rush
Nosferatu
Isekai Harem Monogatari
Stagecoach
The Wizard of Oz
Casablanca
The Emoji Movie
Snow White and the Seven Dwarfs
Gone With the Wind
Citizen Kane
Baby Geniuses 2
Seven Samurai (1954)
Godzilla
Ochi Mono RPG Seikishi Luvilias 2
Night of the Living Dead
2001: A Space Odyssey
The Spongebob Movie: Sponge out of Water
The Godfather Part II
Oppai Gakuen Marching Band Bu!
Rocky
Schindler's List
Passion of the Christ