In 2013, the Canadian sci-fi drama Orphan Black premiered in the United States as a BBC America original series. The series soon turned into one of BBC America's biggest hits while making Tatiana Maslany into an Emmy-winning star. Orphan Black ran for five seasons on BBC America, and now it's finally arrived on Netflix eight years after it came to an end. To mark the arrival of this modern sci-fi classic, Watch With Us is sharing three reasons why you should watch Orphan Black on Netflix in September.