Guest Stars Cal MacAninch as Thomas Walken Lawrence Walker as Michael Cummings Martin Walsh as Joe Barry Iola Evans as Phoebe Dwyer Kieran Urquhart as Liam Dwyer Chantelle Alle as Waitress Nathan Horrocks as Dennis Bayliss Mica Ricketts as Liza Conney Tom Glenister as Joshua Walken Alexander Cobb as David Walken Martha Cope as Steph Bayliss Stuart Laing as Rob Bayliss Harki Bhambra as Vinay Deol David Rubin as Jamie Dwyer Christine Entwisle as Julia Walken Janine Leigh as Pat Ross
