From Wikipedia, the free encyclopedia.  David Schaal (born 27 May 1963 in Albuquerque, New Mexico) is an English actor best known for playing the roles of "Taffy" in The Office and "Terry Cartwright" in The Inbetweeners. Schaal studied Theatre Arts at Rose Bruford College of Speech and Drama (1985–1988) and has worked in television, film and theatre. His television credits include Missing, Casualty, The Wrong Door, Beautiful People, Hancock and Joan, Ashes To Ashes, The IT Crowd, Deceit, Doc M...