Flash Gordon in: Rocketship
Available on Tubi TV
When the planet Mongo threatens to collide with Earth, athlete Flash Gordon and Dale Arden join Dr Alexis Zarkov on a trip to Mongo; when they arrive on Mongo, they meet the planet's emperor, Ming the Merciless, who wants to destroy the Earth.
Starring Buster Crabbe, Jean Rogers, Charles Middleton
Director Frederick Stephani