Half-Life 2: 20th Anniversary Documentary
- Жыл: 2024
- Ел: United States of America
- Жанр: Documentary
- Студия: Valve, Secret Tape
- Кілт сөз: games, game developer, social & cultural documentary
- Директор: Danny O'Dwyer
- Кастинг: Gabe Newell, Viktor Antonov, Dave Riller
