Jamie Metcalfe Campbell Bower (born 22 November 1988) is an English actor, model and singer. He made his feature film debut in 2007 with a supporting role in Tim Burton's Sweeney Todd: The Demon Barber of Fleet Street, before going on to feature in The Twilight Saga (2009–2012) and as the young Gellert Grindelwald in Harry Potter and the Deathly Hallows – Part 1 (2010) and Fantastic Beasts: The Crimes of Grindelwald (2018). Bower was part of the main cast of the fantasy series Camelot (2011, Starz) and Will (2017, TNT), both of which only ran for a single season each.