Based on Rasmus Andersson's novel 'De Oönskade', director Jonatan Etzler's Bad Apples stars Saoirse Ronan as Maria, a teacher who finds her class thrown into chaos by one disruptive 10-year-old (Eddie Waller). Determined to wrestle back control, Maria takes extreme measures.
Written by Jess O'Kane, the film also stars Jacob Anderson, Rakie Ayola, Robert Emms, Sean Gilder and Kerry Howard.
Bad Apples is in UK/ROI cinemas from September 16th.
Check out the trailer below.