Special Guest Stars Ally Walker as Agent June Stahl Mitch Pileggi as Ernest Darby Kenny Johnson as Kozik Paula Malcomson as Maureen Ashby Guest Stars David Labrava as Happy Lowman McNally Sagal as Margaret Murphy Jeff Kober as Jacob Hale Jr. Patrick St. Esprit as Elliott Oswald Titus Welliver as Jimmy O'Phelan Jose Pablo Cantillo as Hector Salazar James Cosmo as Father Kellan Ashby Zoe Boyle as Trinity Ashby Bellina Logan as Fiona Larkin Andy McPhee as Keith McGee Arie Verveen as Liam O'Neill Pamela J. Gray as Agent Amy Tyler Joel Tobeck as Donny Q'Orianka Kilcher as Kerrianne Larkin-Telford Darin Heames as Seamus Ryan Michael Fairman as Lumpy Feldstein Dominic Keating as Luthor Barkwill Lorcan O'Toole as Padraic Telford Co Starring Christopher Douglas Reed as Philip 'Filthy Phil' Russell Marya Delver as Officer Candy Eglee Nicholas Guest as John Teller Victor Newmark as John Teller Frank Potter as Eric Miles Tara Macken as Luisa Dan Hildebrand as Sean Casey Glenn Keogh as Michael Casey Darren Keefe as Scrum Kirk Bovill as PSNI #1