BBC children's TV presenter Mark Speight : I didn't kill her

According to Daily Mail, Natasha Collins, 31, may have died from an overdose of cocaine. She was found dead by her husband-to-be Mark Speight, 42, a popular BBC children's TV presenter, in the bath of their £500,000 penthouse flat in St John's Wood, North London.

Speight, known to millions of youngsters for presenting children's art programme SMart, has been released on bail after being arrested on suspicion of murder and supplying Class A drugs.

Last night former public schoolboy Speight has said he is "absolutely distraught" at the death of his fiancee at their home. Speight's spokesman said: "At the moment, no one knows what happened. Mark found her body in the bathroom and immediately called an ambulance and the police.