When does Innocent season 2 start on ITV? Updated: May 12 2021, 12:06 ET THREE YEARS after its shocking conclusion, psychological drama Innocent returns to our screens later this month. But when does season two of the ITV favourite - featuring a whole new cast - begin? 2 When does Innocent start? Innocent season two will begin on Monday, May 17 on ITV. The psychological drama was re-commissioned in May 2019 and filming started in September 2020 in the Lake District and Ireland. Innocent will not follow on from the previous season as a whole new story-line has been developed by the show's creators. But the premise of the hit show hasn't changed - it still features a character who has been released from prison early and must rebuild their life.