Watch on Soap2day. Rebel, outlaw, porn pioneer: FINDING PLANET PORNO tells the story of filmmaker Howard Ziehm, whose MONA THE VIRGIN NYMPH was the first explicit feature film to be distributed in the US in 1970 - at a time when the production of pornography was still illegal. He later made the cult science fiction sex parody FLESH GORDON, whose production was plagued by battles against the law, an acute lack of money and other problems. The documentary approaches Howard's story on a personal level, and through his eyes and those of his companions it paints a thrilling portrait of an unusual person - and a time that brought about great social change. But what is left of it all?