Directed by
| Rob Heironimus | ||
| Randy Pitchford | ||
Writing Credits
| Rob Heironimus | ... | (writing) & |
| David Mertz | ... | (writing) & |
| Randy Pitchford | ... | (writing) |
Cast (in credits order)
| Mike Shapiro | ... | Barney Calhoun / Otis / Miller / Security Guards (voice) | |
 |
Kathy Levin | ... | Black Mesa Transit System Announcer (voice) |
| Jon St. John | ... | Dr. Rosenberg / Harold / HECU Soldiers (voice) | |
| Rest of cast listed alphabetically: | |||
|
|
Kelly Bailey | ... | HECU Soldiers (archive sound) |
|
|
Harry S. Robins | ... | Walter Bennet / Simmons / Scientists / HECU Soldiers (voice) (uncredited) |
Produced by
| Randy Pitchford | ... | producer |
| Jeff Pobst | ... | producer |
| Bill van Buren | ... | producer |
Music by
| Stephen Bahl | ||
| Chris Jenses | ||
Art Department
| Matthew Armstrong | ... | artist |
| Landon Montgomery | ... | artist |
| Matthew VanDolen | ... | additional art |
Sound Department
| Stephen Bahl | ... | sound effects |
| Rob Heironimus | ... | sound effects |
Visual Effects by
| Landon Montgomery | ... | models |
| Matthew VanDolen | ... | additional models |
Animation Department
| Landon Montgomery | ... | animator |
| Matthew VanDolen | ... | additional animator |
Additional Crew
| Matthew Armstrong | ... | designer / level designer |
| Rob Heironimus | ... | lead level designer / level designer |
| Doug Lombardi | ... | vice president of marketing |
| Landon Montgomery | ... | administration / manual |
| Randy Pitchford | ... | level designer / manual |
| Dave Riller | ... | level designer |
| Michael Wardwell | ... | level designer |
| Dario Casali | ... | designer: Valve (uncredited) |
Thanks
| Marin Gazzari | ... | special thanks |
| Steven Jones | ... | special thanks |
| Kathy Levin | ... | special thanks |
| Doug Lombardi | ... | special thanks |
| Elí Luna | ... | special thanks (as Eli Luna) |
| Gabe Newell | ... | special thanks |
| Harry S. Robins | ... | special thanks |
| Robert Selitto | ... | special thanks (as Rob Selitto) |
| Mike Shapiro | ... | special thanks |
| Jon St. John | ... | special thanks |
