Guest Stars Tim Plester as Linus Brody Philip Hill-Pearson as Frank Marshall Jack Derges as Bill Pearson Richard Huw as Reverend Buckley Tom McLarney as Sam Pratt Mark Rice-Oxley as George Stern Daniel Ormerod as Johnny Harris Akemnji Ndifornyen as Donald Palmer Sarah Beck Mather as Sylvia Stewart David Maybrick as Mr Stewart Jennifer Bae as Lisa Harris Lynne Verrall as Valerie Parker Luke Williams as Kevin Dodds Adam Sopp as Gerry Sullivan Mary Jo Randle as Grace Fuller Scott "Carrot Top" Thompson as Young Pratt Julien Ball as Mr Walker Jim Creighton as Mr Lewis Michael Hadley as Judge Shaun Prendergast as Henry Fuller Kelly Hotten as Mary Cook Sam Young as Young Coulson Nigel Boyle as Philip Cook