Gavin is an Irish actor best known for his work as Mackin in the hit drama
Taken Down (2018). Known for his character portrayal of real-life people, Gavin took on the role of Northumbria Police Chief, Steve Neill in
The Hunt for Raoul Moat (2023), as well as his critically acclaimed role of Sean Doherty opposite
Aidan Gillen in
Charlie (2015) . In 2016 he also took on the iconic role of Irish rebellion leader, Patrick Pearse in
The Bloody Irish (2015) for PBS.
He plays Murphy in
The Alienist (2018) opposite
Dakota Fanning,
Luke Evans &
Daniel Brühl for Paramount. Gavin appeared as Uthred Of East Anglia in two season's of Netflix/ MGM's hit
Vikings: Valhalla (2022). He was the Earl Of Shrewsbury alongside
Henry Cavill and
Jonathan Rhys Meyers in the worldwide hit series
The Tudors (2007) for Showtime, John McCarthy opposite
Carice van Houten in French horror film
Dorothy Mills (2008) and Detective Duffy in
The Front Line (2006).
Gavin's first film as writer/producer
Blink (2014) was nominated in World Competition at The Montreal World Film Festival. Originally from Cork, he trained at Ireland's prestigious Samuel Beckett Center at Trinity College Dublin. Gavin is also an accomplished voice-over artist having worked on several productions including
Galactik Football (2006).