Grange Hill - where are they now? As show legend Lee MacDonald reveals he's battling skin cancer, a look at the mixed fortunes of his former co-stars - 38 years after his groundbreaking role as heroin

Picture the scene - a squalid public toilet, its filthy urinal the grim focal point as a drug-addled teen slumps to the floor, glassy eyes staring vacantly into space as he savours the effects of his latest fix. The character would sink into heroin addiction in one of the BBC children's show's most controversial storlines MacDonald played Zammo in Phil Redmond's children's drama Grange Hill for six years The addiction storyline and its subsequent Just Say No anti-drugs campaign turned MacDonald into a household name Stuart Organ became a fan favourite for playing Peter Robson, a PE teacher in the drama, going on to become the longest-serving member of staff at the school He also played a geography teacher who later got promoted as the headteacher in the show, which ran from 1978-2008 Stuart Organ - played Peter Robson Stuart became a fan favourite for playing Peter Robson, a PE teacher in the drama, going on to become the longest-serving member of staff at the school. Todd Carty - played Peter 'Tucker' Jenkins Legend: Todd Carty is well-known for his role as mischievous character Tucker Jenkins and even had his own spin-off from the series which ran for three years Soap icon: He played Mark Fowler for 13 years, pictured at Wendy Richards' funeral, who played his on-screen mother Pauline Fowler Todd Carty, 57, remains one of the show's most famous alumni having remained on TV screens since the first series aired in 1978. Susan Tully - played Suzanne Ross Screen star: Susan Tully starred as rebellious school girl Suzanne Ross in Grange Hill from 1980 to 1984, and went onto land a huge soap role before pivoting to directing Soap legend: At the age of 17 she was cast as teenager Michelle Fowler in EastEnders, playing the role of the teen mother who fell pregnant with cheating 'Dirty' Den Watts Susan Tully starred as rebellious school girl Suzanne Ross in Grange Hill from 1980 to 1984, and was the daughter of Mrs Ross. Lucinda Duckett - played Ann Wilson Ann Wilson, played by Lucinda Duckett, was part of Grange Hill's original female cast however ended up leaving the school after just one series.