British actor famous for his sitcom roles such as Ralph Dring in Dear John Michael in Agony and Dennis Dunstable in Please Sir and its spinoff The Fenn Street Gang He also starred in the 1975 glam rock film Never Too Young to Rock Peter John Denyer 20 August 1947 in Dartford 18 September 2009 in Cheltenham was an English actor who was perhaps best remembered for playing Dennis Dunstable in London Weekend Televisions Please Sir and its spinoff series The Fenn Street Gang taking on the role of a teenager when already into his 20s He also appeared in the film versions of Please Sir 1971 and Never Mind the Quality Feel the Width 1973 and the glam rock film Never Too Young to Rock 1975 Another semiregular role again for LWT was as one half of a gay couple in Agony He also appeared in Dixon of Dock Green Moody and Pegg Dear John and the TV soap opera Emmerdale Farm Later in his career he moved into producing directing and writing pantomime Denyer who was unmarried died in September 2009 in Cheltenham aged 62 From Wikipedia the free encyclopedia