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
Educating... Educating... Educating... is a British documentary reality television programme on Channel 4 which first aired on 22 September 2011 and has run for five series. It uses a fly on the wall format to show the everyday lives of the staff and pupils of secondary schools all over the UK, each series is filmed in a different school. Channel 4 confirmed in January 2018 that the "Educating" programme was renewed for two further series, set to air in 2018 and 2019. For the first time, the series will return to the same school for the sixth and seventh series, in