Prior to Harry Potter, Felton began appearing in commercials when he was eight years old for companies such as Commercial Union and Barclaycard. He made his screen debut in the role of Peagreen Clock in The Borrowers (1997) and he portrayed Louis T. Leonowens in Anna and the King (1999). Following the conclusion of the Harry Potter series in 2011, Felton appeared in the 2011 film Rise of the Planet of the Apes, a reboot of the Planet of the Apes series. He had roles in the minor films From the Rough (2011) and The Apparition (2012), and starred as James Ashford in the critically acclaimed period drama film Belle (2013). He has since appeared in films such as In Secret (2014), Against the Sun (2014), Risen (2016), A United Kingdom (2016), and Feed (2017). He portrayed Julian Albert in The Flash.