Rentaghost with limited success, to involve the ghosts in his latest business enterprise. When actor Michael Darbyshire (who played the role of Davenport) died in 1979, Anthony Jackson (Mumford) declined to appear in the next series, leaving Michael Staniforth's Claypole the sole original ghost; Davenport and Mumford's absences were explained at the start of the series by the pair having gone on an extended tour of stately home hauntings. After Mumford's departure, the business was taken over by Harold Meaker and his wife Ethel, who suffered from the various problems the ghosts brought to their lives. The long-suffering neighbours of Rentaghost
Black Jester kicked out at other horses before being left twenty lengths behind at the start. Black Jester was among the leaders from the start and was in second place on the turn into the straight. He briefly appeared to take a slight lead but was overtaken by the French-trained outsider Durbar and dropped out of contention in the closing stages to finish seventh of the thirty runners. According to one report the Prince of Wales lost £150 by wagering on Black Jester. After the Derby, Black Jester showed good, but inconsistent form, winning the Ascot Biennial Stakes but then being beaten