Idris Elba Idris Elba Idrissa Akuna Elba (; born 6 September 1972) is a British actor, producer, musician and DJ known for playing drug trafficker Stringer Bell on the HBO series "The Wire", DCI John Luther on the BBC One series "Luther" and Nelson Mandela in the biographical film "" (2013). He has been nominated four times for a Golden Globe Award for Best Actor – Miniseries or Television Film, winning one and was nominated five times for a Primetime Emmy Award. Elba appeared in Ridley Scott's "American Gangster" (2007) and "Prometheus" (2012). Elba portrays Heimdall in "Thor" (2011) and its sequels
Cadair Idris apparently stems from bardic traditions, where bards would sleep on the mountain in hope of inspiration. Although the mountain's name is typically taken to refer to the mythological giant Idris, who was said to have been skilled in poetry, astronomy and philosophy, it has sometimes been mistranslated as "Arthur's Seat", in reference to King Arthur (and to the hill of the same name in Edinburgh), an idea used by author Susan Cooper in her book "The Grey King". However, this translation is mistaken and there is no etymological or traditional connection between Idris and Arthur. In Welsh mythology, Cadair Idris