NEED TO KNOW Charlie Hunnam tells PEOPLE how he embodied Ed Gein in the new season of Netflix's MonsterHe explains that he tried to understand the murderer better by learning about his trauma and changing his own physical appearanceMonster: The Ed Gein Story is available to stream on NetflixIt was no small feat for Charlie Hunnam to transform into a serial killer for the new season of Monster. During a conversation with PEOPLE at the New York City premiere, Hunnam shares how he prepared for the intense role. But Ed was very bizarre.”Along with tapping into a different mental state, Hunnam says he also made physical changes to more accurately embody Gein. “That really informed the voice work that we did and how he would interact with his mother and the world, which was really trying to really be the daughter that she wanted.”Charlie Hunnam as Ed Gein in Monster: The Ed Gein Story. Monster: The Ed Gein Story is available to stream on Netflix.