ActingPhilip O'SullivanKnown forVikings2013ACTIONGame of Thrones2011SCI-FIThe Tudors2007DRAMAMoonhaven2022SCI-FIFull filmographyVikings2013ACTIONGame of Thrones2011SCI-FIThe Tudors2007DRAMAMoonhaven2022SCI-FITristan & Isolde2006DRAMAAlbert Nobbs2011DRAMA