Special Guest Stars Anthony Stewart Head as Paracelsus Guest Stars CCH Pounder as Mrs. Irene Frederic Kelly Hu as Abigail Cho Lindsay Wagner as Dr. Vanessa Calder René Auberjonois as Hugo Miller Rebecca Mader as Lisa DaVinci Co Starring Diane Johnstone as Nurse Hardee T. Lineham as Marcus Jerald Bezener as Screaming Man