Half-Life 2: 20th Anniversary Documentary (2024) is a Documentary film that follows to celebrate the 20th Anniversary of the release of Half-Life 2, we've gotten members of the HL2 team back to talk about the game's development, how we almost ran out of money, what it was like when we were hacked, what happened when we were sued by our publisher, the birthplace of Steam, and much more. Half-Life 2: 20th Anniversary Documentary is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 8.5 out of 10 from 2 votes. Fans of documentary movies may also want to explore similar titles below.