Julian Barratt Richard Thorncroft Simon Farnaby Clive Parnevik Essie Davis Patricia Deville Steve Coogan Peter Easterman Richard McCabe Jeffrey Moncrief Andrea Riseborough DC Elena Baines Russell Tovey Paul Melly David Schofield Chief Inspector Derek Newsome Jessye Romeo Agent's Secretary Harriet Walter Richard's Agent Simon Callow Himself Nicholas Farrell Mayor Jessica Barden Jasmine Tony Way Dad with Newspaper Jordan Long Vincent Alex Duncan News Reporter Neil Edmond Tannoy Man Kenneth Branagh Kenneth Branagh Alex Wyndham Jake