Merton and his team set out to find the saboteur behind a series of rigged accidents in the lead-up to the Aidensfield Hill Climb, an annual race for motor cars. Meanwhile, Liz Merrick grows concerned about a man sleeping rough who she suspects may be suffering from asbestos poisoning, and Vernon finds - then loses - a fortune.
Quest roles:
Peter Benson(Bernie Scripps), Geoffrey Hughes(Vernon Scripps), Gareth Thomas, Richard Lintern(Ben Norton), Andrew Dunn(Frank Parry), Sarah Tansey(Jenny Latimer), Gerard Kearns, Paul Goodwin(Geoffrey Smee)