Joseph Michael Cole (born 28 November 1988) is an English actor. Some of his most notable roles include Luke in Skins, John Shelby in Peaky Blinders, Marzin and Beckwith in Secret in Their Eyes, Billy Moore in A Prayer Before Dawn, Frank in the Black Mirror episode "Hang the DJ", Sean Wallace in Gangs of London, and Iver Iversen in Against the Ice.