Unfortunately I haven't catched NONE of my favorite movies on the big screen. If I had the chance to pick some and give everything to be able to watch them on the big screen, these would be my choices:
The Godfather Trilogy
Scarface
Heat
Carlito's Way
Lawrence of Arabia
Dr. Zhivago
Raging Bull
Goodfellas
Taxi Driver
The Deer Hunter
Pulp Fiction
Once Upon A Time In The West
Once Upon A Time In America
Apocalypse Now
Schindler's List
Gladiator
Casablanca
On The Waterfront
Leon the Professional
Forrest Gump