Guest Stars James McKenna as Sgt. Don Brady David McKail as Dr. Mackenzie David Gooderson as Derek Simpkins, Pathologist Billy Riddoch as Hammond Barry Jackson as Walter Peters Jason Merrells as Mike Patterson Kate Maberly as Melanie Monkton Julian Wadham as Harry Monkton James Flynn as Paul Mathews Jonjo O'Neill as Jeffrey Meadows Michael Cochrane as Babcock, HMI Susan Penhaligon as Pam Hartley Barrie Ingham as Arnold Harris Michelle Joseph as WPC Ronnie Lonnegan Annette Ekblom as Fiona Monkton Ben McCosker as Steve Nesbit Gerrard McArthur as Paul Harris Sherry Baines as Jean Harris Sidney Kean as Fabriani
