Guest Stars Mitch Pileggi as Assistant Director Walter Skinner William B. Davis as Cigarette-Smoking Man Steven Williams as Mr. X Jerry Hardin as Deep Throat Brian Thompson as Bounty Hunter Peter Donat as Bill Mulder Roy Thinnes as Jeremiah Smith John Maclaren as Dr. Laberge Angelo Vacco as Door Man Co Starring Rebecca Toolan as Teena Mulder Hrothgar Mathews as Galen Muntz Cam Cronin as Paramedic Stephen Dimopoulos as Detective Bonnie Hay as Night Nurse