Sezon 3
Bölümler
1 Prisoner's Plea 7 Eyl 1969 2 The Singing Sands 14 Eyl 1969 3 The Public School Murder 21 Eyl 1969 4 Put Out The Light 28 Eyl 1969 5 The Tea-Leaf 5 Eki 1969 6 Hunt The Peacock 12 Eki 1969 7 Elimination Round 19 Eki 1969 8 And So To Murder 26 Eki 1969 9 The Poisoners 2 Kas 1969 10 Mr Guppy's Tale 9 Kas 1969