The action explodes in the phenomenal fourth season when Sydney leaves the CIA to join a powerful new Black Ops unit, having no idea of the reunion in store for her.
| Title | Season 4 |
|---|---|
| Genres | Action & Adventure Drama |
| Air Date | 2005-01-05 |
| Episode Runtime | 00 Hours 43 Minutes |
| Season Number | 4 |
| Episode Count On Season 4 | 22 |
| Production Companies | Bad Robot, Touchstone Television |
