Half-Life 2: 20th Anniversary Documentary
- አመት: 2024
- ሀገር: United States of America
- ዘውግ: Documentary
- ስቱዲዮ: Valve, Secret Tape
- ቁልፍ ቃል: games, game developer, social & cultural documentary
- ዳይሬክተር: Danny O'Dwyer
- ተዋንያን: Gabe Newell, Viktor Antonov, Dave Riller
