Guest Stars Kris McQuade as Barbara McCallum Noela Foxcroft as Mrs. Marsh Katie Robertson as Dr. Grace Howlett Sam Cotton as Bruce Hardwick David Quirk as Damien Anthony Morgan as Phil Kim Knuckey as Sergeant Greg Hardwick Gabrielle Adkins as Olive Iain Lang as Dave Susie Youssef as Gez Astrid Wells Cooper as Dawn Paul Peart-Smith as Martin Sara Pensalfini as Carol Scott Farrow as Harold Ella Watkins as Stephanie Ruby Oliver as Sarah Thomas Lawler as Timothy Emesha Rudolf as Claudia