Patty Duke
— Liz Benedict
William Shatner
— Dr. Jeff Benedict
Quinn Cummings
— Tara Benedict
Stephanie Zimbalist
— Joanna Redwine
David Wallace
— Scotty
Kenneth Tigar
— Tom Montgomery
Virginia Kiser
— Mrs. Welford
John Houseman
— Dr. Lindquist
Hildy Brooks
— Barbara
Frank Birney
— Mr. Farragut
Ty Haller
— Minister