Sanditon: who wrote the music and can you buy the soundtrack? All products and recordings are chosen independently by our editorial team. This review contains affiliate links and we may receive a commission for purchases made. Please read our affiliates FAQ page to find out more. Sanditon: who wrote the music and can you buy the soundtrack? Everything you need to know about the music to Sanditon – which has just announced it will be releasing two more series Published: Despite being officially cancelled after its first series by ITV in December 2019, Sanditon will be returning for a subsequent second and third series later this year.