mark warwick fordham speight (6 august 1965 – 13 april 2008) was a british television presenter. he was best known for was showing the long-running bbc children's art program "smart". he found his fiancee, natasha collins, also a bbc presenter dead at their flat in london on january 2008. he was then arrested as a suspect, but was released without any charges put against him. on 13 april 2008, police found his body hanging from the roof of the macmillan house in london.