Барбара Бэбкок Beta Five Computer (voice) / Isis (voice), Commander Loskene (voice), Mea 3, Lights of Zetar (voice), Philana, Trelane's Mother (voice) (uncredited)
Frank da Vinci Clifford Brent, Vinci, Soldier at Party, Vulcan Aide, Capellan Warrior, Lieutenant Osborne, Eminiar Guard, Vulcan Ceremonial Aide
