Guest Stars Ann Dusenberry as Ariela Dyne Anne Jeffreys as Prime Minister Jay Robinson as Cassius Thorne Co Starring Mel Blanc voices Twiki the Robot Felix Silla as Twiki the Robot Liberty Godshall as Nyree Teddi Siddall as Linea Antoinette Stella as Jayel Darrell Zwerling as Macon Wendy Oates as Renna Wally K. Berns as Pilot (Major Norris) James Fraracci as Karsh Uncredited Eric Server voices Dr. Theopolis