Lars Dittmann Mikkelsen (Danish: [ˈlɑːs ˈme̝kl̩sn̩]; born 6 May 1964) is a Danish actor. He is known for his roles as Copenhagen mayoral election candidate Troels Hartmann in the Danish police procedural The Killing, the character Charles Augustus Magnussen in the third series of the BBC programme Sherlock, fictional Russian president Viktor Petrov in the American political thriller TV series House of Cards, mage Stregobor on the Netflix series The Witcher, and Grand Admiral Thrawn in Star Wars Rebels and Ahsoka. In 2011, he won the Reumert Prize of Honour for his contributions to Danish theatre. Description above from the Wikipedia article Lars Mikkelsen, licensed under CC-BY-SA, full list of contributors on Wikipedia.