Sean trained at the Royal Welsh College of Music & Drama. He has worked extensively in theatre, audio drama, television and film. Recent TV credits include Mudtown (BBCiplayer/S4C), Dal y Mellt (Netflix), His Dark Materials (BBC1), All Creatures Great and Small (Channel 5), A Mother's Love (Channel 4) and Series 5 of Stella (Sky1). Films include supporting leads in Boudica - Rise of the Warrior Queen, cult horror The Cleansing, Forgotten Journeys and Never Never Never directed by John Sheedy. Sean is perhaps best known to Doctor Who fans as Na…