A fire breaks out in the Rocky Mountains, endangering all wildlife there. To make matters worse, one of the Thunderbirds is having a breakdown from family troubles.

In the Alps, a monorail is trapped under an avalanche on the eve of a severe storm, and with air running out for the passengers the Thunderbirds must work fast.

The Thunderbirds take on a riot of criminals who broke out of a penitentiary.

A research spacecraft sent to analyze the Sun starts to malfunction from prolonged exposure to solar radiation, endangering its crew.

A new member of the Thunderbirds must overcome his fear of failure and agoraphobia when his father is trapped aboard a drifting space station.

The first commercial underwater thermoelectric plant is built on a source of intense geothermal energy... which turns out to be a fault line.

The Thunderbirds celebrate their first year as a team, but also have their first encounter with the entity known as Star Crusher.

The Thunderbirds face off with the Shadow Axis over the testing of a newly-designed ion engine, which the Shadow Axis plots to steal.

The Thunderbirds must cope with a double crisis: they must disable a malfunctioning missile system, and rescue a spacecraft that is drifting into space.

The Thunderbirds investigate the reappearance of the Guardian, an exploratory spacecraft that disappeared ninety years ago.

A computer goes rogue and takes over its Vancouver complex. The Thunderbirds must stop it as well as save the lives of the complex's residents.

When massive hurricanes and typhoons break out in the South Pacific islands, the Thunderbirds race to evacuate its residents.

The Thunderbirds head to a space station near Mars, where an experiment gone haywire has created a giant monster plant.

Moonbase Omega must be evacuated due to toxic alien vapors. But a resident goes wild when she discovers a crystal that grants psychic powers.

A jumbo aircraft liner, the Thunderbolt, is suddenly disabled and the Thunderbirds must race against time to land it safely.

The solar system's largest company, Asteroid Mines Inc., has suffered a series of sabotages on its mining ships carrying the rare material cryolite. The Thunderbirds are sent to investigate and uncover a plot to take over the company itself.

The Thunderbirds must stop Star Crusher from taking over the Nitroid Space Colony and transforming its residents into cyborgs.

The Thunderbirds clear up a toxic spill near a wildlife marina, with the help of an intelligent dolphin named Crusader.

The Thunderbirds must race to save the occupants of an experimental out-of-control spacecraft which is speeding towards Jupiter.

The Thunderbirds encounter an alien monolith near Neptune, who subjects them to a trial to determine the worth of the human race.

Two boys, enthralled by the Thunderbirds, sneak away from a school trip to International Rescue and try to pilot TB-1. It doesn't take long before things go wrong.

A alien ship is sighted approaching the sun, creating massive climate changes across the Earth. The Thunderbirds prepare to intercept the UFO, and face the ultimate challenge: the unknown.