Season 4 Episodes

1. Homeland
2. Brothers in Arms
3. The Innocent
4. Leader of the Pack
5. Double Eagle
6. REunion
7. The Colonel
8. Reluctant heroes
9. The Wrath of Kali
10. Chivalry
11. Timeless
12. The Blitz
13. Something Wicked
14. Deliverance
15. Promises
16. Methuselah's Gift
17. The Immortal Cimoli
18. Through a Glass Darkly
19. Double Jeopardy
20. Til Death
21. Judgement Day
22. One Minute to Midnight