Kenneth Johnson Creator Jane Badler Diana Actor June Chadwick Lydia Actor Jennifer Cooke Elizabeth Actor Robert Englund Willie Actor Faye Grant Dr. Julie Parrish Actor Michael Ironside Ham Tyler Actor Marc Singer Mike Donovan Actor Lane Smith Nathan Bates Actor Blair Tefkin Robin Maxwell Actor Jeff Yagher Kyle Bates Actor Michael Wright Elias Actor Bruce Davison John Langley Guest Star Duncan Regehr Charles Guest Star Richard Minchenberg Howie Guest Star Robert Dowdell Visitor Doctor Guest Star Dean Abston Simon Guest Star John Allen Guard 1 Guest Star Gary Dubin Visitor Messenger Guest Star Jonah Pearson .Visitor Soldier Guest Star Michael Tulin Visitor Gate Guard Guest Star Aki Aleong Mr. Chiang Actor Howard K. Smith Self