Nicholas Lea in The X-Files

Nick had two different roles in THE X-FILES: a guest appearance as Michael in the first season, and a recurring role as Agent Alex Krycek from the second season on. He's been in 24 episodes so far (25 if you count "Inside THE X-FILES").

Alphabetical Listing of Nick's Episodes:

"Anasazi" (#2.25, May 19, 1995)

"Apocrypha" (#3.16, February 16, 1996)

"Ascension" (#2.6, October 21, 1994)

"Biogenesis" (#6.22, May 16, 1999)

"The Blessing Way" (#3.1, September 22, 1995)

"Deadalive" (#8.15, April 1, 2001)

"Duane Barry" (#2.5, October 14, 1994)

"The End" (#5.20, May 17, 1998)

"Essence" (#8.20, May 13, 2001)

"Existence" (#8.21, May 20, 2001)

"Genderbender" (#1.13, January 21, 1994) [as "Michael"]

"Inside THE X-FILES" (February 1, 1998)

"One Son" (#6.12, February 14, 1999)

"Paper Clip" (#3.2, September 29, 1995)

"Patient X" (#5.13, March 1, 1998)

"Piper Maru" (#3.15, February 9, 1996)

"The Red and the Black" (#5.14, March 8, 1998)

"Requiem" (#7.22, May 21, 2000)

"The Sixth Extinction II: Amor Fati" (#7.2, November 14, 1999)

"Sleepless" (#2.4, October 7, 1994)

"S.R. 819" (#6.10, January 17, 1999)

"Terma" (#4.10, December 1, 1996)

"The Truth" (#9.20, May 19, 2002)

"Tunguska" (#4.9, November 24, 1996)

"Two Fathers" (#6.11, February 7, 1999)

Chronological Listing of Nick's Episodes: