Henry Ian Cusick (born 17 April 1967) is a Peruvian actor and director. He is best known for his role as Desmond Hume on the U.S. television series Lost (2004), for which he received a Primetime Emmy Award nomination. He also starred as Stephen Finch in the ABC drama Scandal (2012), as Marcus Kane in the CW drama The 100 (2014), as Dr. Jonas Lear ...