Guest Stars Mitch Pileggi as Assistant Director Walter Skinner William B. Davis as Cigarette-Smoking Man Steven Williams as Mr. X Laurie Holden as Marita Covarrubias Brian Thompson as Bounty Hunter Roy Thinnes as Jeremiah Smith Co Starring Don S. Williams as Elder #1 Brendan Beiser as Agent Sean Pendrell Rebecca Toolan as Teena Mulder Ken Camroux-Taylor as Senior Agent #2 Michael David Simms as Senior FBI Agent Morris Panych as Grey-Haired Man Garvin Cross as Repairman