Guest Stars Mitch Pileggi as Assistant Director Walter Skinner William B. Davis as Cigarette-Smoking Man Jennifer Hetrick as Sharon Skinner Bethoe Shirkoff as Old Woman Tom Mason as Detective Waltos Cal Traversy as Young Detective Co Starring Brendan Beiser as Agent Sean Pendrell Michael David Simms as Senior FBI Agent Morris Panych as Grey-Haired Man Amanda Tapping as Carina Sayles Tasha Simms as Jay Cassal Malcolm Stewart as Agent Bonnecaze Janie Woods-Morris as Lorraine Kelleher Stacy Grant as Judy Fairly