In Pathfinders to Mars, sequel to Pathfinders in Space, Conway Henderson (Flood) consents to pilot a new interstellar rocket. Young Geoffrey Wedgewood will be one of the crew and Henderson's niece, Margaret (Hester Cameron) - due for a holiday with her uncle - persuades him to take her, too. Meanwhile the place of Professor Dyson is taken by an unidentified man believed by Wedgewood and the rocket crew to be Dyson. The imposter, Harcourt Brown (George Coulouris), sabotages the rocket's radio receiver so that Henderson and the rest don't discover his real identity. Working for the mysterious "Sector Ten" Brown manages to take control of the rocket and hold Margaret as hostage.
Professor Wedgwood plans another moon expedition. The crew anxiously await the last minute arrival of a Professor Hawkins. But, by a trick, a mystery man takes Hawkins' place in the rocket.
The Wedgwood expedition is on its way to the Moon, but the crew do not know that one of their party is an imposter.
The imposter, Harcourt Brown, has taken control of the moon rocket and holds Margaret hostage as he heads for Mars. What can Conway Henderson do to foil this crazy plan?
Harcourt Brown, notorious for his wild beliefs in intelligent life on Mars, has diverted a British moon expedition to the red planet to prove his theories. After six weeks' enforced Journey, the rocket approaches the barren surface of Mars - but there is nothing solid on which to land.
Taken to Mars against their will, the British space explorers search for precious water for the long journey back to Earth.
With Earth moving away from Mars at 20 miles a second, the explorers must leave immediately or face 16 months in the lifeless Martian desert.
Complete episode guide for Pathfinders to Mars with detailed information about every season and episode including air dates, summaries, ratings, and streaming availability in Spain.
This episode guide is organized by seasons, making it easy to track your viewing progress or find specific episodes. Use the episode information to plan your binge-watching sessions or catch up on missed episodes.