The Line of Duty actor, 38, has Down's syndrome and believes more representation is needed for people who have the genetic disorder caused by being born with an extra chromosome.
Tommy Jessop opens up on working with Game Of Thrones star Kit Harington ok.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from ok.co.uk Daily Mail and Mail on Sunday newspapers.
Kit Harington has helped fellow actor Tommy Jessop move one step closer to achieving his dream of making a film starring a superhero with Down's syndrome.