I got into shape because I took kick-boxing lessons every day to prepare for a fight scene with Taylor Lautner. I really wanted to lie down and eat Chinese food, but I kick-boxed every morning and ran. If someone was filming you with your kit off, you'd do the same thing.

Starring opposite Mel Gibson as the film's hero and Heath Ledger as Gibson's screen son Isaacs portrays a sadistic British army officer who kills Ledger's character among many other soldiers. ' " Ultimately Isaacs did reprise the role of Malfoy as a cameo appearance in Harry Potter and the Half-Blood Prince (2009) where he is seen in a moving portrait.

Jason Isaacs (born 6 June 1963) is an English actor born in Liverpool. He starred in the National Broadcasting Company (NBC) drama Awake as Detective Michael Britten from March to May 2012.