Gareth trained at The Rep Collage and The National Youth Theatre.
He is best known for his portrayal of Ianto Jones in Doctor Who and Spin-off show Torchwood. Gareth has also appeared in Absolute Power, Casualty, Rosemary and Thyme, The Bill, Holby City, Waterloo Road, Warehouse 13, Mine All Mine and Beethoven.
Gareth’s film credits include I Am Alone, The Good Drug Dealer and up-coming Neil Marshall production Dark Signal.
Theatre includes Sebastian in Twelfth Night (English Touring Theatre), Harold in Three Women and a Piano Tuner (Chichester Festival and Hampstead Theatres), Macheath in The Threepenny Opera, Juror 12 in the National Tour of the West End production of 12 Angry Men and most recently The Woodcutter in the Raucous Collective’s critically acclaimed The Stick House.