Portal: Survive! is a live-action short film based on the Portal game, and its tie-in comic Portal 2: Lab Rat.
Half-Life: The Downfall of Evolution - Trailers
Two trailers are out for Half-Life: The Downfall of Evolution, a fan-film taking place in Valve's Half-Life universe.
Lil Guardian Pyro
Lil Guardian Pyro is the winner for the best overall prize at this year's Valve Saxxy annual animated film competition.
Source Filmmaker - Valve Favorites
Valve are showcasing some of the best short animations created with their new Source Filmmaker software.