The food-sex relationship has been worked to death over the years — but perhaps this one blunt scene in which Tom Jones (Albert Finney) and Mrs Waters (Joyce Redman) eat lustfully at each other, as a kind of gastronomic foreplay, can stand for the rest: first a chicken leg, then an oyster, finally a pear, the juice dribbling down their chins. It’s curiously unsexy but at least they seem to be having a good time