The X-Files Guest cast, played by Zachary Ansley Episode 1x01: Pilot (Sep 10, 1993) Episode 7x22: Requiem (May 21, 2000) Episode 8x15: DeadAlive (Apr 1, 2001) Episode 8x20: Essence (May 13, 2001) Episode 8x21: Existence (May 20, 2001)