Inexperienced Otis channels his sex therapist mom when he teams up with rebellious Maeve to set up an underground sex therapy clinic at school.

Asa Butterfieldas Otis Milburn
Gillian Andersonas Jean Milburn
Ncuti Gatwaas Eric Effiong
Emma Mackeyas Maeve Wiley
Kedar Williams-Stirlingas Jackson Marchetti
Thaddea Grahamas Sarah 'O' Owens
Mimi Keeneas Ruby Matthews
Anthony Lexaas Abbi Montgomery
Connor Swindellsas Adam Groff
Tanya Reynoldsas Lily Iglehart
Mawaan Rizwan
Laura Neal
Rosie Jones
Richard Gadd
Freddy Syborn