Alicia Munroe is a fictional character from the BBC medical drama Casualty, played by Chelsea Halfpenny. She first appears in the series thirty episode "Cradle to Grave", broadcast on 19 September 2015. The character is introduced as an F2 doctor for a workplace bullying storyline with registrar Lily Chao (Crystal Yu), appearing for a stint of eight episodes. Alicia is characterised as bright, bubbly and a try-hard, making her appear naive. Despite this, Alicia is a brilliant doctor who always does more than is acceptable for her patients. Alicia's backstory states that she has grown up in Newcastle where she attended medical school, but recently moved to Holby.