Spectrum's Captain Black bombs the Mysterons who gain control of his mind for dastardly ends. Captain_Scarlet is caught in the crossfire but he is brought back to life with retro-metabolic powers making him indestructible! Teleplay by Gerry and Sylvia Anderson. Directed by Des Sauders.

Captain_Scarlet must prove his invincibility when the Mysterons take control of a plane carrying a V.I.P. Teleplay by Tony Barwick, Directed by David Lane

A nuclear transporter goes missing in London after the Mysterons threaten to destroy the capital. Teleplay by Tony Barwick, Directed by Brian Burgess

Captain Black, Captain_Scarlet's deadly nemesis, causes an alert when he penetrates the Culver Atomic Centre. Teleplay by Tony Barwick, Directed by Alan Perry

The Mysterons try to annihilate bases in the Outer Space Defence System. Teleplay by Shane Rimmer, directed by Brian Burgess

Colonel White goes into hiding after assassination threats from the Mysterons. Teleplay by Peter Curran and David Williams, Directed by Bob Lynn