Guest Stars Kim Thomson as Linda Grover Noah Huntley as John Burden Carmel McSharry as Ruby Branch Ken Kitson as Sergeant Martin Robert Reynolds as Det. Cons. Mark Drayton Jean Heywood as Mrs. Penistan Ann Penfold as Jean Burden Nicholas Gecks as Rupert Margolis Donald Hewlett as Russell Cawthorne Mitzi Rogers as Mrs. Anstey Harriet Thorpe as Anita Margolis Arthur Cox as Mr. Grover Michael Stainton as Sergeant Camb Pamela Buckle as Mrs. Grover Hal Dyer as Mrs. Cawthorne Marc Sinden as Richard Fairfax