*Space: 1999* episode "Death's Other Dominion,"

*Space: 1999* episode "Death's Other Dominion," the crew of Moonbase Alpha encounters a frozen planet called Ultima Thule. They discover a group of scientists from Earth who have achieved immortality but at a great cost. The scientists, led by Dr. Cabot Rowland, have been stranded on the planet for centuries and have become increasingly unstable. Commander Koenig and his team must navigate the dangers of the planet and the madness of the immortal scientists to find a way back to Moonbase Alpha. The episode explores themes of immortality, isolation, and the psychological effects of eternal life. If you have any other episodes or shows you'd like to discuss, let me know!