In 1244, during a time of religious persecution, Pope Innocent IV and King Louis IX of France sought to eradicate a pacifist Christian group known as Cathars. The last of the Cathar heretics found protection at the Castle of Montsegur. … Wesley Ford, Katie Anderson, Lachlan Barker, Rowena Wallace, Joss McWilliam Added on Amazon Prime 2023-02-10.