Love Letters From A Dead Man - S5.E9

As he is driving along a country lane towards Woodcote Park, Harry sees a racing cyclist being harassed by a souped-up car. The cyclist, Ian, turns out to be Helen's nephew. He is staying at Woodcote Park while he trains for a road-race through the centre of Nottingham. Greg Simpson, the manager of a racing team, is pressuring Ian to leave his present team and to join Greg's. He threatens to publish a letter which proves that Ian once conspired to fix the result of a race by letting a friend win. Harry uncovers proof that Greg's soignier (team doctor) is prescribing drugs to addicts; this would not go down too well with the sponsors of Greg's team, a health-food company. Faced with a clear case of stalemate, Greg realises that he cannot win and backs down.

Ken is asked to trace the author of love letters written to Barbara Lake. They are apparently from her husband, Ronnie, a bank robber - but he died in a plane crash six months ago... Either he is still alive or else the letters are c