Sezon 4
Bölümler
1 Personnel - The Shooting 18 Eyl 1969 2 Homicide - The Student 25 Eyl 1969 3 S.I.U. - The Ring 2 Eki 1969 4 D.H.Q. - Medical 9 Eki 1969 5 Burglary - Mister 16 Eki 1969 6 Juvenile - The Little Pusher 23 Eki 1969 7 Homicide - Cigarette Butt 30 Eki 1969 8 D.H.Q. - Missing Person 13 Kas 1969 9 Burglary Auto - Courtroom 20 Kas 1969 10 Internal Affairs - Parolee 27 Kas 1969 11 Burglary Auto - Juvenile Genius 4 Ara 1969 12 Bunco - $9,000 11 Ara 1969 13 Narco - Missing Hype 8 Oca 1970 14 Burglary - Helpful Woman 22 Oca 1970 15 Homicide - Who Killed Who? 29 Oca 1970 16 Burglary - The Son 5 Şub 1970 17 A.I.D. - The Weekend 12 Şub 1970 18 Narco - Pill Maker 19 Şub 1970 19 Burglary - The Dognappers 26 Şub 1970 20 Missing Persons - The Body 5 Mar 1970 21 Forgery - The Ranger 12 Mar 1970 22 D.H.Q. - Night School 19 Mar 1970 23 I.A.D. - The Receipt 26 Mar 1970 24 Robbery - The Harassing Wife 2 Nis 1970 25 Burglary - Baseball 9 Nis 1970 26 D.H.Q. - The Victims 16 Nis 1970