Imogen Gay Poots (born 3 June 1989) is an English actress. She first appeared on-screen in a 2004 episode of medical drama "Casualty" and had a non-speaking role in "V for Vendetta" (2005), but she was largely unknown when, at the age of 17, Juan Carlos Fresnadillo cast her in "28 Weeks Later" (2007). Since then, she has appeared in films such as "Fright Night" (2011), "Green Room" (2015), "The Art of Self-Defense" (2019), "Vivarium" (2019), and "The Father" (2020).