Cast principale
Francis Matthews
Captain Scarlet (voice)
Ed Bishop
Captain Blue (voice)
Donald Gray
Captain White / Captain Black / The Mysterons (voice)
Cy Grant
Lieutenant Green (voice)
Elizabeth Morgan
Destiny Angel (voice)
Gary Files
Captain Magenta / Pilot (voice)
David Healy
Lunar Controller / Frazer (voice)
Charles Tingwell
Lieutenant Dean / Carter (voice)