Sezon 4
Bölümler
1 The Summit-Five Affair 11 Eyl 1967 
2 The Test Tube Killer Affair 18 Eyl 1967 
3 The 'J' for Judas Affair 25 Eyl 1967 
4 The Prince of Darkness Affair (1) 2 Eki 1967 5 The Prince of Darkness Affair (2) 9 Eki 1967 
6 The Master's Touch Affair 16 Eki 1967 
7 The THRUSH Roulette Affair 23 Eki 1967 
8 The Deadly Quest Affair 30 Eki 1967 
9 The Fiery Angel Affair 6 Kas 1967 
10 The Survival School Affair 20 Kas 1967 
11 The Gurnius Affair 27 Kas 1967 
12 The Man from THRUSH Affair 4 Ara 1967 
13 The Maze Affair 18 Ara 1967 
14 The Deep Six Affair 25 Ara 1967 
15 The Seven Wonders of the World Affair (1) 8 Oca 1968 
16 The Seven Wonders of the World Affair (2) 15 Oca 1968