1. Apprehension (Mesa Mix)
2. Apprehension
3. Residue Processing
4. Ambience 7
5. Questionable Ethics 2
6. Questionable Ethics 1
7. Surface Tension 1
8. Surface Tension 2
9. Surface Tension 4
10. Surface Tension Uncut
11. Surface Tension 3
12. Forget About Freeman
13. Lambda Core
14. Ambience 8
15. End Credits Part 1 (Cut)
16. End Credits Part 2 (Cut)
17. Black Mesa Theme
18. Black Mesa Theme (Mesa Mix)
19. Blast Pit, Pt. 2
20. Unforeseen Consequences (Cut)
21. On a Rail (Cut)
22. Deathmatch Trailer