edwin caldecott, played by ron moody, is a nemesis of jim branning (john bardon), from his days as a boxer. edwin goads jim into one final match, which his wife dot branning (june brown) and granddaughter sonia jackson (natalie cassidy) advise him against. on the day of the match, jim is geared up to fight edwin, but when dot appears at the community centre, jim is distracted and edwin takes the advantage to get first the punch in, knocking jim flat. dot decides to let jim think he won afterwards.