Guest Stars April Telek as Young Lucy Mel Harris as Dr. Christina Markham Timothy Webber as Dep. Middleton Sebastian Spence as Young Gerry Harold Gould as Gerry Geraint Wyn Davies as Sheriff Grady Markham Heather Hanson as Young Helen Betty Linde as Sylvia Maxine Miller as Helen Corrie Clark as Young Sylvia Co Starring David Lewis as Deputy A.J. Unger as Peter Maria Louisa Figura as Virginia Masters Lindsay Bourne as Administrator Walter Marsh as Dr. O'Keefe Crystal Cass as Alien
