Portal: Survive! is a live-action short film based on the Portal game, and its tie-in comic Portal 2: Lab Rat.
Portal: No Escape
Check out this excellent short film based on the Portal video games, called Portal: No Escape.
Portal 2 - Valentine Trailer
Valve have shown us they're true romantics, with this special trailer for Portal 2.
Live and Let Spy
In Live and Let Spy, things go wrong and the BLU team's diabolical plan is revealed, will RED have what it takes to survive?