Patrick Spiller is a fictional character from the BBC medical drama television series Casualty, portrayed by actor Ian Kelsey. The character first appeared on-screen on 11 December 1999 in the episode "Free Fall" - series 14, episode 15 of the programme. Patrick is a specialist registrar in the Holby City Hospital emergency department, who attempts to advance his career and attain a consultancy post, whilst having relationships throughout his tenure with SHO Holly Miles, PC Rachel James and Holly's replacement, SHO Lara Stone. He dies following a motorway crash in episode "Past, Present, Future" - series 16, episode 28 of the programme - making his final on-screen appearance on 16 March 2002.