The Riddle of the Sphinx (Inside No. 9) was characterised by Pemberton as a thriller in the style of Anthony Shaffer's 1970 play "Sleuth", while Shearsmith identified the episode as particularly theatrical, in the style of "Sleuth" and Ira Levin's 1978 play "Deathtrap". BBC executives, according to Shearsmith, saw the episode as a cross between "Sleuth" and Willy Russell's 1980 play "Educating Rita" that read as if it had been authored by psychopaths. The executive producer Jon Plowman suggested that the first half of the episode plays out like a radio play. The word-play and tea-drinking in this part of the episode are, in the writers' opinion, very
Willy Linthout with Luc Cromheecke the series "Roboboy". In 2007, after the suicide of his son, he wrote and drew the graphic novel "Jaren van de Olifant" ("Years of the Elephant"), which was nominated for a number of international awards and won the Bronzen Adhemar, the most important Flemish comics award. Willy Linthout Willy Linthout (born 1 May 1953) is a Belgian comics author, best known for the "Urbanus" comics and his graphic novel "Years of the Elephant". Willy Linthout is born in Eksaarde near Lokeren, Belgium in 1953. He was a comics collector when he met Flemish comedian Urbanus. They decided