Lars Dittmann Mikkelsen is a Danish actor. He is best 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, the 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.

The Killing is a Danish police procedural drama television series created by Søren Sveistrup and produced by DR in co-production with ZDF Enterprises. It premiered on the Danish national television channel DR1 on 7 January 2007, and has since been broadcast in several other countries.