Sezon 4
Bölümler
1 The Acorn Syndrome 7 Eyl 1980 
2 Wild Justice 14 Eyl 1980 
3 Fugitive 21 Eyl 1980 
4 Involvement 28 Eyl 1980 
5 Need To Know 5 Eki 1980 
6 Take Away 12 Eki 1980 
7 Black Out 19 Eki 1980 
8 Blood Sports 26 Eki 1980 
9 Slush Fund 2 Kas 1980 
10 The Gun 9 Kas 1980 
11 Hijack 30 Kas 1980 
12 Mixed Doubles 7 Ara 1980 
13 Weekend in the Country 14 Ara 1980 
14 Kickback 20 Ara 1980 
15 It's Only a Beautiful Picture... 27 Ara 1980