Guest Stars Mitch Pileggi as Assistant Director Walter Skinner Nicholas Lea as Agent Alex Krycek Raymond J. Barry as Senator Richard Matheson Kenneth Tigar as Dr. Plant John Towey as Kenneth Orgel Jenny Gago as Dr. Katrina Cabrera Co Starring Arlene Pileggi as Skinner's Assistant Nasser Faris as Silk Shirt Man Dan Klass as Forensic Tech Jonathan Fraser as Uniformed Cop Donna Marie Moore as I.C.U. Nurse Greta Fadness as O.R. Nurse Keith Coulouris as Intern Mickey Knox as Trainer Susana Mercedes as Driver Tim Van Pelt as Young Surgeon Julie Hubert as Exam Room Nurse