Dubbed ‘Most Promising Newcomer’ in the Theatre in Wales Awards in 2003, Siôn’s most recent TV credits include playing Ellis ‘Reality’ Hughes in Ar y Tracs (Tidy Productions for S4C) as well as Llyr in Caerdydd. Other credits include Cowbois ac Injans (Opus for S4C), Talcen Caled (S4C) and Casualty (BBC). He has appeared in an array of plays including numerous projects for Clwyd Theatr Cymru and Theatr Genedlaethol Cymru, most recently Write to Rock, A History of Falling Things and Bobi a Sami. He also appeared in Muscle (Lee Lyford) at the Bristol Old Vic last year.