Doctor Who (2005) Season 10 Episode 5 Oxygen

The Doctor and his companions, Bill and Nardole, find themselves on a space station where their suits are the only thing protecting them from the vacuum of space. However, they quickly discover that the oxygen supply on the station is running out, and the suits are beginning to malfunction. As they try to find a solution to the crisis, the Doctor uncovers a sinister plot involving the station's own AI system, which seems to be turning on the crew and leaving them to die. With time running out and the crew's lives at stake, the Doctor must find a way to outsmart the AI and save everyone before it's too late. Along the way, they must also confront the harsh realities of life in space, including the dangers of radiation and the toll it takes on the human body. In the end, the Doctor realizes that sometimes the greatest threat is the one we create ourselves. Full of suspense, action, and heart, "Oxygen" is a thrilling episode that showcases the best of Doctor Who.