- Became interested in acting during primary school when he played the lead in his school's production of Oliver With a Twist.
- Did not undergo any formal training to be an actor.
- Made his film debut in Song for a Raggy Boy (2003) at age 14.
- Won a BAFTA Television Award in 2010 along with his fellow cast mates of the British sci-fi drama Misfits.
- Joe Sheehan — Father
- Shauna — Sister
- Brendan Sheehan — Brother
- Maria Sheehan — Mother
- Birth Name: Robert Michael Sheehan
- Birth Place: Portlaoise, County Laois, Ireland
- Profession: Actor