The UnXplained

Alien Contagion (7x4)

Air date: Oct 25, 2024

Since the dawn of human history, mankind has faced the ever-present threat of organisms so small that they are invisible to the naked eye. And while modern science has stopped many dangerous viruses and bacteria in their tracks, there is a growing concern that contagious germs could be traveling through the deadly vacuum of space. Will Earth's next pandemic come from another world?