Stars David Jason as Detective Inspector William Edward "Jack" Frost, known almost universally as Jack, an experienced and dedicated detective who frequently clashes with his superiors. In his cases, Frost is assisted by a variety of different detective sergeants, with each bringing a different slant to the particular case.
8:30pm - 10:40pm
Detective Inspector Jack Frost leads an investigation into a series of break-ins at a pensioner's home. When her next-door neighbour Kathy finds an old lady beaten and bruised, it is Kathy's boyfriend Dean's fingerprints that are discovered on the pensioner's handbag. Frost's only other clue is a piece jigsaw puzzle found down the side of an armchair. With not much to go on, Frost enlists the help of Detective Sergeant Maureen Lawson, an offsider who also advises him on his personal life.