Mark Albert Fowler is a fictional character in the BBC soap opera EastEnders. Mark, an original regular character when the series started in February 1985, became a semi-regular after his original portrayer David Scarboro was written out of the role in April 1985. Scarboro made brief returns to the role in 1986 and 1987. Scarboro committed suicide in April 1988, and the role was recast in 1990, with Todd Carty taking on the role. From this point the character was a permanent fixture in the series and Carty remained in the role until the character was written out of the series in early 2003. Initially a delinquent teenager, he became a changed man when he was 22. His contracting HIV forced him to grow up fast and accept his responsibilities. He frequently found it difficult to accept the re