First broadcast 15th September 1975.br br Joey Stickley, Regan's informant, is greedy but generally reliable. With Haskins in Toronto, his stand-in, Quirk, is obsessed with catching the 'Post Office Gang' and his grass tells him they are about to rob a jeweller's shop.br br John Thaw - Reganbr Dennis Waterman - Carterbr Garfield Morgan - Haskins (credit only)br Bill Maynard - Det. Chief Insp.