A team of scientists aboard the International Space Station discover a rapidly evolving life form that caused extinction on Mars and now threatens all life on Earth.
A young CIA agent is tasked with looking after a fugitive in a safe house. But when the safe house is attacked, he finds himself on the run with his charge.
Biochemist Michael Morbius tries to cure himself of a rare blood disease, but he inadvertently infects himself with a form of vampirism instead.