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 Doug Abrahams as Patrolman Katya Gardner as Peggy O'Dell Stephen E. Miller as Coroner Truitt Lesley Ewen as Receptionist J.B. Bivens as Truck Driver Alexandra Berlin as Orderly Ric Reid as Asst. Coroner