When seismic activity near the coast of Greece reveals the lost city of Atlantis, two scientists venture below the depths to explore the area. But when their submarine becomes stuck, International Rescue are called out to assist.

An anti-technology group calling themselves The Luddites power up an electromagnetic pulse device underneath London, crippling everything that uses electricity. The result is a near catastrophe as the entire city shuts down. Virgil and Grandma Tracy must find and disable the device - with the help of Lady Penelope and Parker.

Lady Penelope's Great Aunt Sylvia visits Creighton-Ward Manor for afternoon tea, but has something important to discuss... Guest Star: Sylvia Anderson as Great Aunt Sylvia.

Lady Penelope and Parker complete in a desert motor race with FAB1 and a racer named Jensen Hunt. All seems well until the Chaos Crew steal an experimental New engine from the leading BR2 vehicle.

Lady Penelope, Parker and Gordon visit the Amazon desert, where an archaeologist shows them round an ancient temple. When they all become trapped inside, the academic refuses to let them call for help, fearing for his reputation - so the trio of heroes must put their wits to the task of finding an escape route.

Kayo, with the help of a futuristic game creator that only talks like a wizard, must play through a futuristic holo-game called Cavern Quest to stop The Chaos Crew from stealing a powerful piece of technology.

Lady Penelope, Parker and Sherbert answer a distress call from Parker's old acquaintances - Light Fingered Fred and Gomez. The distress turns out to be a ruse.

A distress call from an interstellar ship called EDEN leads Alan and John to explore the wreckage. There they find space pirates and mysterious spider-like robots known as Builder Bots.

A powerful seaquake turns a busy day for International Rescue into a perilous one. Lady Penelope helps Thunderbirds find who put seismic destabilisers on the sea bed.

International Rescue race to prevent Francois Lemaire's pleasure balloon from crashing into New Zealand's Southern Alps.

The team travels to Langstrom Fischler's newest invention to stop a hive of malfunctioning weather drones.

When Buddy and Ellie Pendergast go missing filming their latest episode in a hidden valley in South America Scott and Gordon must rescue them whilst being attacked by mutated lizards.

The Gray and Houseman mining operation now includes planet Mercury - it uses a moving vehicle that stays on the 'dark side' of the planet.

When a popular vlogger gets trapped during an avalanche, International Rescue must find a way to carefully dig him out.

Lady Penelope and Parker are testing out FAB2, a luxury yacht, when they receive a distress call from a nearby tanker. A tsunami has formed, and the massive wave is headed for the stalled tanker's location.

Alan is on space junk duty, when one of the pieces of debris turns out to be a heat-seeking SAT-MINE that activates and locks onto TB3's heat signature. Back on Earth, Lady Penelope and Parker implement a plan to sneak into a top-secret storage facility.

Brains and Alan visit the Quantum Research Center, adjacent to New Geneva in Switzerland, to see the Supreme Hadron Collider switched on. Disaster strikes when the collider is switched on, creating a gravity well. A satellite is sucked down into downtown New Geneva, and International Rescue is mobilised when an aircraft and the World Wide Space Station are drawn into the gravity well, threatening the city. The only craft that can withstand the gravitational pressure is Thunderbird 4, used out of its normal undersea environment.

Lady Penelope and Parker must deal with a malfunctioning orbital power platform whilst Scott, Virgil and Gordon try to rescue the crew of a plane damaged by the platform's output.

When an atmospheric cleaning machine malfunctions, trapping the maintenance crew inside, Parker must square off with a figure from his misspent youth.

An emergency space docking goes wrong and the core of the orbiting Spacehub transit terminal goes into meltdown. A young traffic controller named Conrad is trapped inside and Alan is unable to reach him. With Thunderbird 3 being used to keep Conrad alive International Rescue's only hope is to modify Thunderbird 2 for space flight in order to transport a new cooling system to the hub.

International Rescue have to deal with The Hood's "Chaos Crew", who are causing trouble across the world. Meanwhile the GDF deploy a fleet of robot rescue drones that threaten to put the Traceys out of business.

The Chaos Crew interrupt the pleasant and quite life of Ned Tedford to steal the orchard growth serum inside the highly secure Global Seed Vault.

When two space freighters crash in low-earth orbit, Alan and John must evacuate the hotheaded pilots from a dangerous debris field.

When gas from a dangerous hydromethane reserve begins to leak, Virgil and Gordon team up with a retired well-capping specialist to plug the leak. Gordon soon discovers the Chaos Crew syphoning off fuel - and moves to stop them.

An urban explorer named Scraps gets trapped inside an underground trash mine. Scott, Gordon and Virgil investigate with the help of Thunderbird 2 and the Mole POD.