Season 6, Episode 1: LA X (1)
Original Air Date—2 February 2010
Season 6, Episode 2: LA X (2)
Original Air Date—2 February 2010
Season 6, Episode 3: What Kate Does
Original Air Date—9 February 2010
Season 6, Episode 4: The Substitute
Original Air Date — 16 February 2010
Season 6, Episode 5: Lighthouse
Original Air Date — 23 February 2010
Season 6, Episode 6: Sundown
Original Air Date — 2 March 2010
Season 6, Episode 7: Dr. Linus
Original Air Date — 9 March 2010
Season 6, Episode 8: Recon
Original Air Date — 16 March 2010
Season 6, Episode 9: Ab Aeterno
Original Air Date—23 March 2010
Season 6, Episode 10: The Package
Original Air Date—30 March 2010
Season 6, Episode 11: Happily Ever After
Original Air Date—6 April 2010
Season 6, Episode 12: Everybody Loves Hugo
Original Air Date—13 April 2010
Season 6, Episode 13: The Last Recruit
Original Air Date—20 April 2010
Season 6, Episode 14: The Candidate
Original Air Date—27 April 2010
Season 6, Episode 15: Episode #6.15
Original Air Date—4 May 2010
Season 6, Episode 16: Episode #6.16
Original Air Date—11 May 2010
Season 6, Episode 17: Episode #6.17
Original Air Date—18 May 2010
Season 6, Episode 18: Episode #6.18
Original Air Date—18 May 2010