Name and suggest your all time favorite movies according to their genre, I'm especially interested in real life drama movies.

Horror movies

The Shining
Halloween
Nightmare on Elm Street
The Exorcist
Silence of the lambs
Saw
Hannibal Rising

Real Life Drama

Schindler's List
Amistad
Hotel Rwanda
The Hurricane
Coach Carter
Rudy
Ghandi
JFK
Remember the Titans
Cinderalla Man
Patch Adams

Thrillers

The Usual Suspects
Fight Club
Mothman Prophecies
Seven

Classics, Epics, Drama, All time favorites

The Godfather
The Godfather II
Good Fellas
Braveheart
American Gangster
Rock Star
King Arthur
Forrest Gump
Shawshank Redemption
Pulp Fiction
Gladiator
V for Vendetta
Office Space

and of course Pirates of Silicon Valley

Will add more I remember, other genres and Movies still have to watch.
Into The Wild
V for Vendetta
Peaceful Warrior
Fight Club
Dancer in the Dark
The Fountain
Stay
Phonebooth
Shawshank Redemption
Beyond Borders
Griffin and Phoenix
Secret Window
Girl, Interrupted
The Painted Veil
Psycho a 1960 movie. Scared the shit* out of me!
Science Fiction
The Matrix
Back to the Future
Eternal sunshine of the spotless mind
The Truman Show
Limitless
Souce Code

Epic
Braveheart (one of the best movies)
Lord of the ring

Other
Coach Carter
Shawshank Redemption
Blood Diamond
The Lincon Lawyer
Zozo (or Zouzou) - a Lebanese film where my friend (Imad Creidi) is the main actor in it
ranibalaa wrotePsycho a 1960 movie. Scared the shit* out of me!
Directed by Alfred Hitchcock(a master), is one of the best movies of all time, but if you want a more modern approach check the 1998 remake of the movie.

@R8: Add to the Epic category, The Last Samurai.
let me add the best comedy
Comedy
SL Film (lebanese)
Hangover
Horrible bosses (still in cinemas maybe)
Horror Movies

Hannibal

Real Life Drama

A Beautiful Mind
Invincible (based on a true story)

Classics, Epics, Drama, All Time Favorites

Casino
Scareface
Inception
Gangs of New York
The Departed
Proof
Sleepy Hallow
What's Eating Gilbert Grape (absolutely beautiful drama)

Comedy

My Cousin Vinny (old but epic)
Accepted
Asterix et Obelix: Mission Cleopatre
Ferris Bueller's Day Off

Kids Movies / Comedy

Diary of a Wimpy Kid
Diary of a Wimpy Kid - Rodrick Rules

Action

Gone in 60 Seconds (not much the story line as the choice of cars)

Action/Comedy

Lethal Weapon I, II, III, and IV
Banlieue 13 (part 1)
Taxi 1 & 2

Animation

Shrek (part 1)
How to Train Your Dragon
Madagascar (part 1)
Madagascar Christmas Special (Even better than the original movie)
Kung Fu Panda (part 1)

This is what I can think of for now...
No one has brought up The Ugly Truth or any of Will Smith's movies?!
Toy Story 1, 2 & 3
Ratatouille
Finding Nemo
UP
Wall-E
(all pixar's movie except for Cars 2)

The shawshank redemption
Shindler's List
Requiem for A Dream
Psycho
Lord of the Rings (all of them)
Saving Private Ryan
Kassem wroteNo one has brought up The Ugly Truth or any of Will Smith's movies?!
Oh wait, I've just been reminded:

Real Life Drama

The Pursuit of Happiness

Drama

Seven Pounds
Office Space*
The Lives of Others
Pan's Labyrinth
The Shawshank Redemption*
Hunt for Red October*
Scent of a Woman
Reservoir Dogs
Pulp Fiction*
Jackie Brown
The Departed
Inception
No Country for Old Men
V for Vendetta
Lock Stock and Two Smoking Barrels
Slumdog Millionaire
Groundhog Day*
The Truman Show*
Borat

* will watch these anytime they are on TV

There are some animated movies too, and I'll thrown in some others as I remember them.
Glad to see geeks have a great movie taste.
xazbrat wroteOffice Space*
The Shawshank Redemption*
Pulp Fiction*

* will watch these anytime they are on TV
same here, have watched Office Space more than 10 times, would watch it more times too
mesa177 wroteDrama

Seven Pounds
Added to "watch list" :)
Action / Comedy

Mean Machine (the British version, not the American remake which sucks big-time)

Smoking Aces (part 1)