William Simpson is an international artist whose career began in comicstrip art, working on a range of character icons such as: Judge Dredd, Rogue Trooper, Batman, Transformers, Hellblazer, Tyranny Rex, Aliens, and Vamps. 

In recent years Simpson has developed his work in the film industry providing conceptual art and storyboards for a variety of feature films, such as: Reign of Fire, directed by Rob Bowman, Freeze Frame, directed by John Simpson, Neil Jordan’s Breakfast on Pluto, Ondine, Byzantium, David Gordon Green and Danny McBride’s Your Highness for Universal, Halo, Morgan, Dracula Untold, Unknown,  Lord Richard Attenborough’s 2006 production, Closing The Ring and the Tom Hanks produced, City Of Ember. Most recently, a ten year run on Game of Thrones for HBO. As the leader storyboard artist for Game of Thrones, Simpson turns the words from the script and sketches out the director’s vision into an initial comic strip version as a visual reference, whilst also trying to turn it into a believable concept.