Richard O'Sullivan (born 7 May 1944, Chiswick, Middlesex) is an English comedy actor who is known for his role as Robin Tripp in the 1970s sitcoms Man About the House (1973–76) and Robin's Nest and as the title character in the period family adventure series Dick Turpin. O'Sullivan also starred in Doctor at Large, Doctor in Charge, Trouble in Mind, Alcock and Gander and Me and My Girl.