Claim: Louis T. Leonowens was played by Tom Felton.

Thomas Andrew `` Tom '' Felton -LRB- born 22 September 1987 -RRB- is an English actor . 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 -LRB- 1997 -RRB- and he portrayed Louis T. Leonowens in Anna and the King -LRB- 1999 -RRB- . He rose to prominence for his role as Draco Malfoy in the film adaptions of the best-selling Harry Potter fantasy novels by J.K. Rowling . His performances in Harry Potter and the Half-Blood Prince and Harry Potter and the Deathly Hallows -- Part 1 won him two consecutive MTV Movie Awards for Best Villain in 2010 and 2011 .   Following the conclusion of the 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 -LRB- 2011 -RRB- and The Apparition -LRB- 2012 -RRB- , starred as James Ashford in the critically acclaimed period drama film Belle -LRB- 2013 -RRB- , followed by roles in In Secret -LRB- 2014 -RRB- and Against the Sun -LRB- 2014 -RRB- . Felton 's 2016 films include the epic biblical drama Risen , alongside Joseph Fiennes , and the period biopic A United Kingdom , alongside David Oyelowo and Rosamund Pike . He portrays Julian Albert / Doctor Alchemy on The Flash .