Watch episodes of the science fiction series Flash Gordon Conquers the Universe.

Flash Gordon Conquers the Universe is a twelve-episode serial from 1940 by Universal Pictures. It was the last of three Flash Gordon serials made from 1936 to 1940.

The series was praised for its cinematic sophistication.

The series opens with the Earth being destroyed by a fatal plague called the Purple Death. Flash Gordon’s companion Dr. Alexis Zarkov suspects that the plague is an evildoing of Ming the Merciless. Flash, Zarkov, and Dale Arden make a trip to planet Mongo to find the cause of the plague.