PG-13 - Watch The Scientist 2020 Full Movie Online Streaming Free [Legal Streaming] Click Here To Watch Full Movie Now Watch The Scientist online free available in the USA & WorldWide. Hate paying for movies? We love movies and we love them even more if they are free. #1 source of free movies An unconventional scientist, struggling to care for his terminally-ill wife, embarks on a journey to develop a cure for her. However, his methods of treatment and tampering with human DNA, could lead to the extinction of humanity.