As talk continues to swirl around Doctor Who's upcoming tender process, Simon Heath, CEO and creative director of World Productions, has revealed that his company may enter a bid.World Productions is perhaps best known for its work on Line of Duty, but the company has also been behind shows including Vigil, Karen Pirie, The Bombing of Pan Am 103, Malpractice, Showtrial and upcoming ITV series The Party, amongst many other series.Heath was speaki…