Martin challenges Zoe as to whether Greg is a man who is flailing and innocent, or guilty and acting innocent. Martin begins to identify with the isolated Greg and is increasingly torn between whether he is watching a guilty or a desperate man.

Cast: Noel Clarke, Alexandra Roach, Fehinti Balogun, Sarah Niles, Phil Davis, Kíla Lord Cassidy, Catherine Tyldesley, Sia Kiwa, Erin Shanagher, Bronagh Waugh, Nicola Holt, Karen Henthorn, Andrew Hawley, Dominic Allburn, Hubert Hanowicz