William Katt Ralph Hinkley Actor Connie Sellecca Pam Davidson Actor Robert Culp Bill Maxwell Actor Faye Grant Rhonda Blake Actor Jesse D. Goins Cyler Johnson Actor Don Cervantes Rodriguez Actor William Bogert Les Carlisle Actor Joe Santos Henry Fetchner Guest Star Douglas Warhit Allen Smith , Allen Longstreth Guest Star Kene Holiday Ballentine Guest Star Edward Bell Principal Knight Guest Star James Beach William Oscar Guest Star Alex Rodine Proslov Guest Star Jan Ivan Dorin Zatkoff Guest Star Benny Medina Chaffey Guest Star Jay Gerber Mortner Guest Star