Ep 6. White as Snow

Captain Scarlet and the Mysterons season 1 episode 6, titled "White as Snow," follows the Spectrum agents as they investigate a bizarre incident at a research facility in Norway. The episode begins with a newly developed experimental device, which is supposed to turn coal into diamonds within seconds, being tested at the facility. However, the test goes horribly wrong, and the device ends up releasing a deadly gas that kills everyone in the room, including the scientist who invented it.

The Spectrum agents are immediately called in to investigate the incident and find out what went wrong. Upon arrival, the agents discover that there are no signs of a break-in or theft at the facility and suspect foul play. The team soon realizes that the scientist's assistant, a Caucasian woman named Heather O'Hara, has gone missing along with the device. It quickly becomes apparent that Heather may be connected to the incident, and Spectrum fears she may use the device to cause even more chaos and destruction.

The team receives a lead that Heather was last seen in a nearby small town where she has relatives. The Spectrum agents head to the town, and upon investigation, they discover that Heather has been taken in by her family. However, she insists that she is innocent and that someone else is responsible for the incident at the research facility. As the team interviews Heather, they discover a set of strange occurrences that appear to be related to the incident.

The investigation leads the team to a snowy mountain range, where they uncover a hidden underground base, belonging to the Mysterons. The base is revealed to be the place where the experiments on the device were initially carried out, and the Mysterons have made off with the equipment. The team quickly realizes the implications of the Mysterons having access to such a powerful device, and they must stop them before it is too late.

The episode takes several twists and turns, keeping the viewer engaged throughout. It is an excellent addition to the Captain Scarlet series, with fantastic action sequences and an engrossing storyline. The characters' development is also worth noting, with Captain Scarlet's leadership skills on full display as he leads the team through an intense investigation, and Heather's character arc takes an unexpected turn towards the end, leaving viewers intrigued and wanting more.

Overall, "White as Snow" is a thrilling and suspenseful episode of Captain Scarlet and the Mysterons, well worth a watch for fans of the series and newcomers alike.