Lauren Cohan (born January 7, 1982) is a British-American actress best known for her role as Maggie Greene in the AMC post-apocalyptic horror television series The Walking Dead (2011-2018; 2020-present). Her other notable TV roles include Bela Talbot in the dark fantasy drama Supernatural (2007-2008), Rose in the supernatural teen drama The Vampire Diaries (2010-2012), Vivian McArthur Volkoff in the action comedy Chuck (2011), and Francesca "Frankie" Trowbridge in the action comedy-drama Whiskey Cavalier (2019). Her film appearances include the comedy Van Wilder: The Rise of Taj (2006), the psychological thriller horror The Boy (2016), the biographical drama All Eyez on Me (2017), and the action thriller Mile 22 (2018).