The Mysterons take over a Phoenix policeman named Rimmer and use him to steal a canister of deadly alien spores.
Captain Black claims he is free of the Mysterons' control and suggests Scarlet return with him to Mars in a daring plan to destroy the Mysteron city.
When a container tank is hit, it releases a gaseous substance which the Mysterons use to create an exact copy of Captain Scarlet.
Captain Black targets a lunar spa where Destiny and Lieutenant Green are vacationing.
Scarlet and Blue are captured and forced to help mine for an ancient meteorite bearing a spore that can kill all life on Earth.
The Mysterons send replicas of modern-day pirates to pry the secret location of the World Summit from Destiny, Harmony and Melody.
Spectrum mounts an aerial raid on the headquarters of Vulcan Industries.
Mysterons use a new stealth warship to start a war between the U.S. and China.
Doctor Phil Bogart, the designer of the devastating Thunder Pulse compression bomb, is killed and replaced by the Mysterons.
Captain Black steals a prototype organic limpet mine from the Russian Navy Technology Division and ends up being pursued by Captain Scarlet in a Spectrum Rhino.
The Mysterons send a space ship to earth and Colonel White sends the Angel fleet to intercept.
Everyone on the base, apart from Captain Scarlet and Destiny Angel, is infected by a deadly virus which makes people end their own lives.
Two scientists die at a chemical research facility, only to be reborn as Mysteron replicants, each with the power to kill with a single touch.
Captain Blue is kidnapped.
It appears that the Mysterons have launched an attack on Spectrum.
Capts. Blue and Scarlet are assigned to destroy a drifting wreck.
Captains Blue and Scarlet search for a traitor.
Captains Scarlet and Blue set up camp in an Aztec temple.
The Mysterons want to destroy the most powerful men in Europe.
The Mysterons threaten to kill the president.
Captain Scarlet prevents a nuclear explosion after a reactor is hijacked.
Captain Scarlet flies to the North Pole to prevent the destruction of a Tritonium mine.
The Mysterons steal a potion; Captain Scarlet ends up in Los Angeles.
Scarlet and Blue are assigned to be bodyguards for a scientist.
A test pilot agrees to help Spectrum capture Captain Black.
An oil rig fire threatens to eliminate the Spectrum's only source of fuel.
Captain Scarlet volunteers to meet the Mysterons alone.
Captain Scarlet believes that the Mysterons are on a Martian moon.
Captain Scarlet leads a mission to penetrate the Mysterons' complex on the moon.
Captain Black gets control of Spectrum's missiles.
Captains Scarlet and Blue are sent to bring Destiny Angel back from Paris.
Mysterons threaten to destroy a fashion house.
Base commander Astrid Winters is turned into a Mysteron, but tells Scarlet she only wants to help humanity end the war.
Captains Scarlet and Blue are assigned to guard the Commander.
Three men kidnap Colonel White's daughter, Victoria, and threaten to harm her unless the colonel uses a Spectrum Rhino and helps them mount an attack on an armored express train.
Captain Scarlet discovers a new Mysteron city.
In the Scottish Highlands, an elderly lady named Mrs. Mackenzie is alarmed to see green lights hovering over the nearby Grampian Nuclear Power Station.
Important documents are stolen from the Spectrum security vault.
After being killed, Scarlet becomes a ghost unwilling to give up his life until the threat to Skybase has passed.
Captain Scarlet loses at the casino.
After Destiny Angel is kidnapped by Captain Black, it looks as though she has staged a daring robbery of some missile launch codes.
Spectrum puts some new weapons to the test.
Spectrum becomes involved in a cloud seeding experiment, but then is in a desperate race to stop it when it goes wrong after the Mysterons poison it and send one of the scientists mad with fear.
A commander is scheduled for an operation.
Captain Black reveals that, using Mysteron technology, he now has control over all the digital systems on Earth and can destroy them at will.
Spectrum is assigned to provide security for a conference.
Spectrum receives a transmission from unidentified extortionists who demand a ransom of $50 million in diamonds or else they will initiate Mercury's re-entry over North America and crash a shuttle into Washington DC.
The Mysterons want to murder Colonel White.
A space capsule escape pod from the Endeavor II, a manned mission to Jupiter which mysteriously disappeared 15 years ago, returns to Earth with Lieutenant Green's father, Commander Lewis, aboard.
Spectrum suspects sabotage.
Elysium base on Mars has stopped transmitting, so a team of captains Scarlet and Blue, Destiny and Harmony Angels, and Doctor Gold are sent to find out what happened to the crew.
Spectrum captures Captain Black.
A swarm of cyberbugs enters Skybase and starts eating its way toward the atomic reactor core.
The Mysterons plan to destroy London.
The Mysterons resurrect Captain Black and turn him into the enemy, so Captains Blue and Scarlet must work together to stop Captain Black.
An assassination attempt tests Captain Scarlet's powers.
The inhabitants of Mars believe they are under attack when the World Security Organization lands.