Extensive television credits include SHARPE'S PERIL, BBC's ROMAN MYSTERIES, GARROW'S LAW, BBC's drama documentary AGAINST THE LAW, BBC Three series CLIQUE and the regular role of Dr. Clarkson in ITV's hit drama DOWNTON ABBEY. Recent films include YOUNG VICTORIA, ELIZABETH: THE GOLDEN AGE, SACRIFICE and Julian Fellowes' FROM TIME TO TIME. David has also starred as Sir Thomas Boleyn in WOLF HALL, in the stage production of THE AUDIENCE and the national tour of Alan Bennett's SINGLE SPIES.
David can currently be seen in GRENFELL: VALUE ENGINEERING playing at the Tabernacle Theatre and Birmingham Rep consecutively. On screen he will next be seen in the feature films ALL THOSE SMALL THINGS, and DOWNTON ABBEY: A NEW ERA, in which he reprises his role 'Dr. Clarkson'.