El Gran Secreto

1. Main Title/Narration (3:22)

2. Paul's Homecoming/B-29 Montage/Weekend Cabin/More B-29/Leave of Absence (7:49)

3. Top Secret Bridge (0:46)

4. Personnel Montage (1:27)

5. Security Montage (1:05)

6. Training Montage (0:28)

7. Labor Pains (2:23)

8. Congratulations, Pal (1:03)

9. During the Bawl/Four Seasons Montage (1:00)

10. Los Alamos (0:25)

11. Anniversary (1:39)

12. Lucy's Distress (1:05)

13. Blue Light (2:23)

14. Bomb Montage (0:20)

15. Indecision (0:55)

16. Hospital (3:45)

17. Breakup (1:36)

18. Silverplate (2:17)

19. Letter/I'll Be All Right (1:40)

20. Hiroshima Run, Pt. 1 & 2 (7:10)

21. Hiroshima Run, Pt. 2 (revised) (2:44)

22. Journey's End (2:37)

23. Armageddon (2:43)

24. End Title and Cast (2:15)