Plot: Magnus Magnusson introduces a closer look at the five contenders who have made it to the final of Mastermind 1987. Tonight's five will compete on Sunday for the coveted title: Jill McFatridge, an area reporter from Angus, Scotland; Jeremy Bradbrooke, a general practitioner from Trowbridge, Wiltshire; Michael Billson, a milkman from Oxford; Margaret Spiller, a civil servant from Walton-on-Thames, Surrey; and the winner of last Sunday's semi-final