Ηθοποιοί επεισοδίου
Francis MatthewsCaptain Scarlet (voice)
Ed BishopNarrator / Captain Blue (voice)
Donald GrayThe Mysterons / Colonel White / Captain Black (voice)
Cy GrantLieutenant Green (voice)
Paul MaxwellCaptain Grey / General Tiempo / Porter Benson (voice)
Elizabeth MorganNurse (voice)
Charles TingwellDoctor Fawn / Morgan (voice)
Jeremy WilkinCaptain Ochre / 2nd Medical Student / Radiographer (voice)
Gary FilesCaptain Magenta / Dr. Turner / 1st Medical Student (voice)
★
Martin KingDr. Theodore Magnus (voice)