It's obvious that if you're going to play a character you need to amass information about that person and about their environment or their era that they're in and use as little or as much as necessary.

He went on to star in Irish and British film and stage productions throughout the late 1990s and early 2000s first coming to international attention in 2003 as the hero in the post-apocalyptic film 28 Days Later. In 2004 he said "The only extravagant thing about my lifestyle is my stereo system buying music and going to gigs".

After turning down a record deal he made his professional acting debut in the play Disco Pigs in 1996. A native of Cork Murphy began his performing career as a rock musician. : /ˈkɪliən/ (born 25 May 1976) is an Irish film and theatre actor.