Half-Life: Opposing Force
Half-Life: Opposing Force is a first person shooter game developed by Gearbox Software and published by Sierra Entertainment in November 18, 1999 for PC.
Produced by Randall S. Pitchford II, directed by Randall S. Pitchford II, art by Brian Martel and Landon Montgomery and Stephen Bahl.
Game Information
Credits
Producer
Director
Lead Programming
Programming
Lead Level Design
Level Design
Art director
Art
Sound Effects
Writer
Animation
Administration
Network
Manual