In no particular order:
Heat
Adventures of Rocky and Bullwinkle [i liked how he spoofed himself ]
Casino [his best in a Scorsese film]
Jackie Brown [didn't like the film, though]
Taxi Driver
Godfather II
Cape Fear
Men of Honor
Machete
Etc.
Some of the best Korean films are the low budget ones but with a surprisingly talented cast:
1. Paju (2009)
2. My Dear Enemy (2008)
3. My Dear Desperado (2010)
4. Someone Special (2004)
5. Some (2004)
6. Marathon (2005)
7. Failan (2001)
8. Wedding Dress (2010)
9. Please Teach Me English (2003)
10. Sunny (2011)