Born in South Wales, Sean trained at the Royal Welsh College of Music & Drama and has worked extensively in theatre, television, film and audio drama.
Theatre work includes the acclaimed Celebrated Virgins – Theatr Clwyd, Dust (national tour), Tales of the Country – Pentabus Theatre (2010/11 national tours), Twelfth Night, Cymbeline and The Merry Wives of Windsor – Ludlow Festival Theatre, 20,000 Leagues Under the Sea – Watermill Theatre, Blue Remembered Hills – Cheltenham Everyman/Laughing Orange, The Masque of the Red Death – Fetch Theatre, An Enemy of the People – Theatr Clwyd, Sons & Lovers (national tour),Rock n’ Roll & Barbirolli – Snap/Westcliff Palace Theatre, The Picture of Dorian Gray (national tour) and Saturday Night Forever (Made in Wales/CF1).
TV credits includes Still Waters (BBCiplayer/S4C), Mudtown(BBCiplayer/S4C), All Creatures Great and Small (Channel 5), His Dark Materials (BBC1), Dal y Mellt (Netflix), A Mother’s Love (Channel 4), Stella (Sky1), Skins (E4), Legends (BBC4), Doctor Who (BBC), Torchwood (BBC), Manhunt (ITV), Crimewatch (BBC), The Great Dome Robbery (Channel 5), The Bench (BBC), Casualty (BBC), Tastebuddies (BBC3), Back Up (BBC), Tiger Bay (BBC), Mud (CBBC), Y Palmant Our (S4C) and Halen yn y Gwaed (S4C).
Films include Never Never Never, The Cleansing, Boudica – Rise of the Warrior Queen, Forgotten Journeys, Shine and Darklands.
For over 20 years Seán has also been a regular in the Doctor Who audio series and is perhaps best known to Doctor Who fans as the voice of Narvin.