Francis Matthews
Captain Scarlet (voice)

Ed Bishop
Captain Blue (voice)

Donald Gray
Colonel White / Captain Black / The Mysterons (voice)

Cy Grant
Lieutenant Green (voice)

Elizabeth Morgan
Destiny Angel / Rhapsody Angel / Harmony Angel (voice)

Gary Files
Captain Magenta (voice)

David Healy
(voice) (credit only)

Charles Tingwell
Lieutenant Dean / Captain Brown / Agent 042 / Various Characters (voice)

Jeremy Wilkin
Captain Ochre / Jackson / Human Captain Black / Various Characters (voice)

Neil McCallum
Delta-Tango 19 Pilot / Airport Controller (voice)

Martin King
Delta-Tango 19 Co-Pilot (voice)

Janna Hill
Symphony Angel / Intercontinental Airlines Tannoy (voice)

Sylvia Anderson
Melody Angel (voice)

Paul Maxwell
Captain Grey / World President / Fire Chief (voice)

Lian-Shin Yang
(voice) (credit only)