After merging the much-beloved true crime genre with a sleek, dramatic retelling starring Hollywood’s brightest talents, Ryan Murphy's serial killer anthology series Monsterhas become one of Netflix’s most predictable hits. Season 1 saw Evan Peters portray Jeffrey Dahmer, followed by a retelling of the Menendez brothers' story to critical and commercial acclaim. The latest series has Ed Gein in its sights, with Charlie Hunnam set to take on the daunting role of the notorious murderer.