Further to this, he had guest roles in "Colditz" (1972), "On The Buses" (1973), "Cloud Burst" (1974), "" (1975), and, also in 1975, in the BBC's adaptation of the "Lord Peter Wimsey" story "The Five Red Herrings". In 1978, he appeared in one episode ("Sleeping Partners", as the character Adderley) of the television series "All Creatures Great and Small". Also in 1978 Sheard appeared as Merton, a forensics expert in an episode of the hard-hitting British police drama "The Professionals", the episode entitled "When the Heat Cools Off".