Sezon 4
Bölümler
1 Highest Castle, Deepest Grave 14 Eyl 1971 
2 No Bottles... No Cans... No People 21 Eyl 1971 
3 Wednesday, Ladies Free 28 Eyl 1971 
4 3,000 Crooked Miles To Honolulu 5 Eki 1971 
5 Two Doves And Mr. Heron 12 Eki 1971 
6 ...And I Want Some Candy And A Gun That Shoots 19 Eki 1971 
7 Air Cargo -- Dial For Murder 26 Eki 1971 
8 For A Million... Why Not? 2 Kas 1971 
9 The Burning Ice 9 Kas 1971 
10 Rest In Peace, Somebody 16 Kas 1971 
11 A Matter Of Mutual Concern 23 Kas 1971 
12 Nine, Ten -- You're Dead 30 Kas 1971 
13 Is This Any Way To Run A Paradise? 21 Ara 1971 
14 Odd Man In 28 Ara 1971 
15 Bait Once, Bait Twice 4 Oca 1972 
16 The Ninety-Second War (1) 11 Oca 1972 
17 The Ninety-Second War (2) 18 Oca 1972 
18 Skinhead 25 Oca 1972 
19 While You're At It, Bring In The Moon 1 Şub 1972 
20 Cloth Of Gold 8 Şub 1972 
21 Good Night, Baby - Time To Die! 15 Şub 1972 
22 Didn't We Meet At A Murder? 22 Şub 1972 
23 Follow The White Brick Road 29 Şub 1972 
24 R&R -- &R 7 Mar 1972