Half-Life Credits Ungrouped Randall S. Pitchford II Additional Level Design — Full person profile Brian Martel Art Direction — Full person profile Lani Minella Voices — Full person profile Jon St. John Voices — Full person profile Brice Armstrong Voices — Full person profile Randy Pitchford Producer/Director — Full person profile Stephen Bahl Administration — Full person profile Eli Luna Manual — Full person profile David Mertz Additional Level Design — Full person profile Stephen Palmer Decay Level Design — Full person profile Landon Montgomery Administration — Full person profile Michael Montague Programming — Full person profile Robert Selitto Additional Level Design — Full person profile Matthew Armstrong Decay Level Design — Full person profile Matthew VanDolen Art, Models and Animation — Full person profile Rob Heironimus Additional Level Design — Full person profile Sean Reardon Programming — Full person profile Steven Jones Programming — Full person profile Harry S. Robins Voices — Full person profile Brian Hess Decay Level Design — Full person profile Mike Wardwell Decay Level Design — Full person profile Sean Cavanaugh Programming — Full person profile Patrick Deupree Programming — Full person profile Christopher McArthur Programming — Full person profile Kathy Levin Voices — Full person profile Michael G. Shapiro Voices — Full person profile Stephen Bah Sound Effects — Full person profile Half-Life Releases Credits Characters List Overview Walkthrough Achievements Cheats Updates
