documentary list:
Minecraft: The Story of Mojang
    
feature film
    
deleted scenes
The Video Game Years: Volume 2 (1980-1982) The Golden Years
    
part 1
    
part 2
    
part 3
    
part 4
The Video Game Years: Volume 4 (1986-1987)
    
part 1
    
part 2
Game Changers: inside the Video Game Wars
the story of Metal Gear Solid 4: Guns of the Patriots
a look inside the Tony Hawk video game phenomenon
Playing to Win: inside the Video Game industry
    
part 1 - A trip to Electronics Arts (studio)
    
part 2 - Violence: from 'Death Race' to 'Grand Theft Auto'
    
part 3 - Games that are good for you
    
part 4 - Virtual dollhouses & virtual worlds
    
part 5 - Visions from visionaries
A collection of various full-length videogame-related documentaries you can watch.