Sezon 4
Bölümler
1 The Sentinels 14 Eyl 1971 2 Cricket 21 Eyl 1971 3 Home Is the Streets 28 Eyl 1971 4 Survival 5 Eki 1971 5 Color of Laughter, Color of Tears 12 Eki 1971 6 The Medicine Men 19 Eki 1971 7 The Sands of Anger 26 Eki 1971 8 The Poisoned Mind 2 Kas 1971 9 Exit the Closer 9 Kas 1971 10 Whatever Happened to Linc Hayes? 16 Kas 1971 11 And a Little Child Shall Bleed Them 23 Kas 1971 12 The Loser 30 Kas 1971 13 Death of a Nobody 7 Ara 1971 14 Feet of Clay 14 Ara 1971 15 I Am My Brother's Keeper 4 Oca 1972 16 Deal with the Devil 11 Oca 1972 17 Kill Gently, Sweet Jessie 18 Oca 1972 18 Shockwave 25 Oca 1972 19 No More Oak Leaves for Ernie Holland 1 Şub 1972 20 The Cave 8 Şub 1972 21 The Wild Weekend 15 Şub 1972 22 The Tangled Web 22 Şub 1972 23 Outside Position 29 Şub 1972 24 Big George 7 Mar 1972