Season 6

01 All Part of the Service Episode 13rd April 1978 An apparent suicide is not all that it seems... 02 Which Eye Jack Episode 210th April 1978 There's dirty work at an inn on the Cornish coast. 03 Diamonds are Almost Forever Episode 317th April 1978 Priceless diamonds vanish from the safe at a police station. 04 Before Your Very Eyes Episode 424th April 1978 A murder takes place at the climax of a thrilling illusionist act. 05 A Bad Sign Episode 51st May 1978 A fortune teller is murdered but the solution is hardly crystal clear. 06 Adieu Monsieur Chips Episode 68th May 1978 A casino director's number has at last come up. 07 A Safe Way to Die Episode 715th May 1978 Wages are stolen from a safe -- next to which is lying a dead body! 08 Final Trumpet Episode 822nd May 1978 The panel grapples with a case involving all the fun of the circus. 09 Instant Coffee Episode 95th June 1978 Who has poisoned the ruler of an oil-rich Arab country? 10 Date with Death (aka A Dead Cert) Episode 1012th June 1978 Murder strikes at a "school for lovers." 11 Underneath the Archers Episode 1119th June 1978 Murder in a photographic studio keeps the panelists guessing. 12 Which Way Did He Go Episode 1226th June 1978 What killed Philip Cunning ham -- the cigar, the Scotch, or the cup of tea?