Let's see what all of your all-time favourite movies are..
My Favourite Movie of all time is The Matrix, awesome idea but too bad the sequals sucked.
Another great one is Requiem For A Dream... Awesome movie about drugs/addiction, great story line, you should check it out.
Super Troopers!!! WOOT great great comedy, gotta love it =D
Many more, too lazy to put em all =P