This article is not part of the Holby universe. This article covers a subject that is part of the real world, and thus should not be taken as a part of the Holby universe. Jonathan Kerrigan (born 14 October 1972) is an English actor. He portrayed Sam Colloby on Casualty from 1996 to 1999. Retrieved from "https://holby.fandom.com/wiki/Jonathan_Kerrigan?oldid=102853" Categories: Real world articles Actors/Actresses Series 11 cast Series 12 cast Series 13 cast Series 14 cast Community content is available under CC-BY-SA unless otherwise noted.