Check out the first official trailer for Filth, the big screen adaptation of Irvine Welsh’s novel, starring James McAvoy as depraved cop, trying to solve a brutal murder whilst winning himself a promotion. Directed by Jon S. Baird the film also stars Jamie Bell, Imogen Poots, Jim Broadbent, EddieMarson, Martin Compston and Kate Dickie.

Check out the thoroughly filthy trailer below for a foul mouthed taste of what sort of lurid insanity you can expect from the full film, due out later this year: