| 1 | Legacy of Fear (16-Sep-1971) |
| 2 | A Lonely Stretch of Beach (23-Sep-1971) |
| 3 | Eulogy for a Wide Receiver (30-Sep-1971) |
| 4 | The Forest and the Trees (7-Oct-1971) |
| 5 | Make No Mistake (14-Oct-1971) |
| 6 | Men Who Care (continuation from Marcus Welby, M.D.) (21-Oct-1971) |
| 7 | Shadow of a Name (28-Oct-1971) |
| 8 | Eighteen Years Next April (4-Nov-1971) |
| 9 | Nothing Personal (11-Nov-1971) |
| 10 | The Baby Sitter (18-Nov-1971) |
| 11 | Burden of Proof (2-Dec-1971) |
| 12 | Until Proven Innocent (9-Dec-1971) |
| 13 | Voice from a Nightmare (16-Dec-1971) |
| 14 | The Triangle (30-Dec-1971) |
| 15 | Warlock at Mach 3 (6-Jan-1972) |
| 16 | Eight Cents Worth of Protection (13-Jan-1972) |
| 17 | Run, Carol, Run (20-Jan-1972) |
| 18 | Victim in Shadows (27-Jan-1972) |
| 19 | Shine a Light on Me (3-Feb-1972) |
| 20 | The Color of Respect (10-Feb-1972) |
| 21 | Smiles from Yesterday (17-Feb-1972) |
| 22 | A Question of Degree (24-Feb-1972) |
| 23 | Murder in the Abstract (2-Mar-1972) |
| 1 | Words of Summer (14-Sep-1972) |
| 2 | Lines from an Angry Book (21-Sep-1972) |
| 3 | Libel Is a Dirty Word (28-Sep-1972) |
| 4 | Hour of Judgment (5-Oct-1972) |
| 5 | Journey Through Limbo (12-Oct-1972) |
| 6 | The Trouble with Ralph (19-Oct-1972) |
| 7 | Five Will Get You Six (26-Oct-1972) |
| 8 | Who Saw Him Die? (2-Nov-1972) |
| 9 | Love Child (9-Nov-1972) |
| 10 | Charlie Gave Me Your Number (16-Nov-1972) |
| 11 | The First Day of Your Life (30-Nov-1972) |
| 12 | Starting Over Again (7-Dec-1972) |
| 13 | A Piece of God (14-Dec-1972) |
| 14 | Sigh No More, Lady (21-Dec-1972) |
| 15 | An Often and Familiar Ghost (4-Jan-1973) |
| 16 | Sometimes Tough Is Good (17-Jan-1973) |
| 17 | Seed of Doubt (24-Jan-1973) |
| 18 | Requiem for Young Lovers (31-Jan-1973) |
| 19 | Why Is a Crooked Letter (7-Feb-1973) |
| 20 | They've Got to Blame Somebody (14-Feb-1973) |
| 21 | Some People in a Park (21-Feb-1973) |
| 22 | Final Semester (7-Mar-1973) |
| 23 | A Girl Named Tham (14-Mar-1973) |
| 1 | A Lesson in Loving (12-Sep-1973) |
| 2 | Once a Lion (19-Sep-1973) |
| 3 | The Pool House (26-Sep-1973) |
| 4 | Sweet Harvest (3-Oct-1973) |
| 5 | N is for Nightmare (17-Oct-1973) |
| 6 | The Camerons Are a Special Clan (24-Oct-1973) |
| 7 | Poor Children of Eve (31-Oct-1973) |
| 8 | The Sin of Susan Gentry (17-Nov-1973) |
| 9 | Child of Wednesday (28-Nov-1973) |
| 10 | Snatches of a Crazy Song (5-Dec-1973) |
| 11 | The Prowler (12-Dec-1973) |
| 12 | The Second Victim (19-Dec-1973) |
| 13 | Etude for a Kidnapper (2-Jan-1974) |
| 14 | House of Friends (19-Jan-1974) |
| 15 | The Attacker (26-Jan-1974) |
| 16 | A Foreigner Among Us (2-Feb-1974) |
| 17 | A Killer with a Badge (9-Feb-1974) |
| 18 | The Sterilization of Judy Simpson (16-Feb-1974) |
| 19 | The Break-In (2-Mar-1974) |
| 20 | I've Promised You a Father (continuation from Marcus Welby, M.D.) (9-Mar-1974) |
| 21 | To Keep and Bear Arms (23-Mar-1974) |
| 22 | The Desertion of Keith Ryder (30-Mar-1974) |
| 23 | The Ghost of Buzz Stevens (6-Apr-1974) |
