Madeline Duggan has been acting from a very early age. In 2003, at the age of 9, she secured her first acting role, playing young Cosette in Les Miserables at the Palace Theatre, London. In 2004, she played lead role Amanda in the short film Between Us and in 2005 took on another lead role in a short film this time playing Ellie in Spoilt Eggs.In May 2006 she was cast as Lauren Branning in the UK soap opera EastEnders, a role she played for four years until June 2010. In December 2010, she played Emily in Rules of Love and in July 2011 Madeline filmed a part in Silent Witness and also secured the role of Laura in a new film Everyone's Going to Die. In 2013 she was in BBC drama By Any Means. In 2014 she appeared in The Smoke on Sky 1.