Sezon 4
Bölümler
1 Who's Been Sleeping In My Chair 27 May 1977 2 Think Small 3 Haz 1977 3 Rock Bottom 10 Haz 1977 4 Penny Wise 17 Haz 1977 5 Hit and Run 24 Haz 1977 6 Loyalty Is What They Stab You With 1 Tem 1977 7 Sons and Daughters 8 Tem 1977 8 Serious Professional Misconduct 15 Tem 1977 9 Unknown Quantity 22 Tem 1977 10 Until Proved Innocent 29 Tem 1977 11 Exits and Entrances 5 Ağu 1977 12 Past Imperfect 12 Ağu 1977 13 The Joker 19 Ağu 1977