The character's storylines have mainly focused on his relationships with Sarah-Louise Platt (Tina O'Brien), Karl Foster (Chris Finch), Marcus Dent (Charlie Condou) and Billy Mayhew (Daniel Brocklebank). Langley decided to leave the show in 2004 but returned for brief appearances in 2007 and 2011. The actor agreed to reprise the role on a permanent basis in 2013. Todd remained a part of the series until Langley's contract was terminated following an accusation of sexual assault against him in 2017, to which he later pleaded guilty. It was announced in July 2020 that Todd was to return, with the role having been recast to Pierce; Todd returned on 9 October 2020.