EXCLUSIVE: "This is Crookhaven. Everyone's hiding something." We have exclusive trailer for the BBC's adaptation of high school with a twist series Crookhaven, based on the beloved novels by J.J. Arcanjo, which launches March 22. Starring Dougray Scott, Julie Hesmondhalgh, Keith Allen and Adolescence breakout Amari Bacchus, the BBC's adaptation is set in the secret school for crooks, where students, or Crooklings, are taught to perfect their skills to do good, bring balance, justice and order to the outside world. We get to know them in the trailer, which can be viewed above.