Here's a 2 minute video compilation of various actors flipping the bird on the big screen.

Music: Cee Lo Green "Fuck You!"
http://www.youtube.com/artist/Cee_Lo_Green

Movies:
Mr.Bean
Almost Famous
Before Sunset
National Lampoon's Christmas Vacation
12 Monkeys
Naked Gun
Every Which Way But Loose
8 Mile
Aliens
American History X
Shoot em Up
Syriana
American Beauty
Role Models
21 Grams
Breakfast Club
Choke
City Of God
Departed
Easy Rider
What's Eating Gilbert Grape
Groundhog Day
Hangover
High Fidelity
Matrix
Memento
Mysterious Skin
Office Space
Grindhouse
Rundown
Speedy
Glengarry Glen Ross
Tommy Boy
Warriors
True Romance
Matador
Evil Dead
Poltergeist
X-Men
Don't Tell Mom The Babysitter's Dead
Star Trek 4: The Voyage Home
Body Of Lies
Dusk Til Dawn
Robin Hood : Men in Tights
Titanic