Biography: Mark Strong (born Marco Giuseppe Salussolia; 5 August 1963) is a British actor. He is best known for his film roles such as Prince Septimus in Stardust (2007), Archibald in RocknRolla (2008), Lord Henry Blackwood in Sherlock Holmes (2009), Frank D'Amico in Kick-Ass (2010), Jim Prideaux in Tinker...