Watch Louis Theroux: By Reason of Insanity Online

Louis immerses himself in the world of Ohio's state psychiatric hospitals, meeting patients who have committed crimes - at times horrifically violent - while in the grip of severe mental illness. Read More

Watch Louis Theroux: By Reason of Insanity online. Featuring Louis Theroux, Louis Theroux: By Reason of Insanity has 1 seasons and 2 episodes in total. It is available for streaming online in the UK on 2 services such as Google Play Movies and Amazon Video. It is classified as Documentary genre series and the average rating across the web is 7.8. The TV series was first aired on 2015. Read Less