High Quality Content by WIKIPEDIA articles! Madeleine "Maddy" Young is a fictional character in the BBC medical drama Holby City, portrayed by actress Nadine Lewington. The character first appeared on-screen on 16 January 2007, in episode "Face Value" - series 9, episode 15 of the programme. Her final appearance in the show was in the Series 11 episode "Just A Perfect Day" when her character was fatally stabbed. Her role in the show is that of a Trainee Registrar and has just started her surgical rotation. Described by the BBC as "enthusiastic fun" and "dedicated to her job", Maddy was created alongside fellow new character General Surgical Consultant Dan Clifford. Her major storylines have centered around their friendship and relationship, as well as her troubled family background and her continual rule-breaking.