Guest Stars Nicholas Lea as Tri-Lorn Grace Park as Doctor 26-Carol David Avalon as Professor Wel-Dar Ryan McDonell as Courier Pilot Michael Chase as Tri-Lorn Assistant Suzy Joachim as Doctor Professor Kor-Kavo David Palffy as Academician Ler-Near Michael Puttonen as Professor Bu-Habib Rob Lee as Head Bailiff Drew McCreadie as Alien Scientist