Former finalists Faye Tozer, Danny Mac and Natalie Gumede are among those set to star.
The show's star says it is 'less sordid' watching posh people kill one another than the working class.
The creator of Midsomer Murders claims that English villages are perfect settings for crime dramas because they are places of “hatred, suspicion and anger”. Screenwriter Anthony Horowitz, who also worked on Sherlock Holmes books and Foyle’s War, said that village residents are curtain-twitchers who are always “hiding something”. The 61-year-old told crowds at the Cheltenham Literature Festival: “Sherlock Holmes says a line about English villages - that nowhere is more evil than an English village.