Guest Stars Charles Cioffi as Section Chief Scott Blevins Sarah Koskoff as Theresa Nemman Hoese Leon Russom as Detective Miles Cliff DeYoung as Mr. Jay Nemman Co Starring William B. Davis as Cigarette-Smoking Man Ken Camroux-Taylor as Senior Agent #2 Zachary Ansley as Billy Miles Jim Jansen as Dr. Heitz Werber Malcolm Stewart as Dr. Glass Lesley Ewen as Receptionist Stephen E. Miller as Coroner Truitt Doug Abrahams as Patrolman J.B. Bivens as Truck Driver Katya Gardner as Peggy O'Dell Alexandra Berlin as Orderly Ric Reid as Asst. Coroner