Season 3 Word of the "sex school" gets out as a new head teacher tries to control a rambunctious student body and Otis attempts to hide his secret hookup. Details Casts Videos Galleries Posters Season Lists Episode Lists Title Season 3 Genres Comedy Drama Air Date 2021-09-17 Episode Runtime 00 Hours 00 Minutes Season Number 3 Episode Count On Season 3 8 Production Companies Eleven Asa Butterfield... Otis Milburn... Gillian Anderson... Jean Milburn... Ncuti Gatwa... Eric Effiong... Emma Mackey... Maeve Wiley... Kedar Williams-Stirling... Jackson Marchetti... Connor Swindells... Adam Groff... Tanya Reynolds... Lily Iglehart... Aimee Lou Wood... Aimee Gibbs... Patricia Allison... Ola Nyman... Dua Saleh... Cal Bowman... Mikael Persbrandt... Jakob Nyman... Alistair Petrie... Michael Groff... Jemima Kirke... Hope Haddon... 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Episode 2 2021-09-17 Episode 2... Episode 3 2021-09-17 Episode 3... Episode 4 2021-09-17 Episode 4... Episode 5 2021-09-17 Episode 5... Episode 6 2021-09-17 Episode 6... Episode 7 2021-09-17 Episode 7... Episode 8 2021-09-17 Episode 8...