The cases of five young and well-intentioned police recruits often turn into catastrophes.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Concrete Valley, Neon Sky | 1972-09-11 | 60 min |
| Season 1 | Episode 2 | Dead, Like a Lost Dream | 1972-09-18 | 60 min |
| Season 1 | Episode 3 | The Informant | 1972-09-25 | 60 min |
| Season 1 | Episode 4 | The Commitment | 1972-10-02 | 60 min |
| Season 1 | Episode 5 | Covenant with Death | 1972-10-09 | 60 min |
| Season 1 | Episode 6 | Time is the Fire | 1972-10-16 | 60 min |
| Season 1 | Episode 7 | The Bear That Didn't Get Up | 1972-10-23 | 60 min |
| Season 1 | Episode 8 | Dirge for Sunday | 1972-10-30 | 60 min |
| Season 1 | Episode 9 | The Good Die Young | 1972-11-13 | 60 min |
| Season 1 | Episode 10 | To Taste of Terror | 1972-11-20 | 60 min |
| Season 1 | Episode 11 | A Deadly Velocity | 1972-11-27 | 60 min |
| Season 1 | Episode 12 | A Bloody Shade of Blue | 1972-12-11 | 60 min |
| Season 1 | Episode 13 | A Very Special Piece of Ground | 1972-12-18 | 60 min |
| Season 1 | Episode 14 | Rabbits on the Runway | 1972-12-25 | 60 min |
| Season 1 | Episode 15 | Tarnished Idol | 1973-01-08 | 60 min |
| Season 1 | Episode 16 | Crossfire | 1973-01-15 | 60 min |
| Season 1 | Episode 17 | Snow Job | 1973-01-29 | 60 min |
| Season 1 | Episode 18 | Point of Impact | 1973-02-05 | 60 min |
| Season 1 | Episode 19 | Three Hours to Kill | 1973-02-12 | 60 min |
| Season 1 | Episode 20 | The Wheel of Fortune (a.k.a.) The Wheel of Death | 1973-02-19 | 60 min |
| Season 1 | Episode 21 | Life Robbery (a.k.a.) Tribute to a Veteran | 1973-02-26 | 60 min |
| Season 1 | Episode 22 | A Farewell Tree From Marly | 1973-03-05 | 60 min |
| Season 1 | Episode 23 | Easy Money | 1973-03-19 | 60 min |
| Season 2 | Episode 1 | Cauldron | 1973-09-10 | 60 min |
| Season 2 | Episode 2 | Margin for Error | 1973-09-17 | 60 min |
| Season 2 | Episode 3 | Deadly Cage | 1973-09-24 | 60 min |
| Season 2 | Episode 4 | Frozen Smoke | 1973-10-01 | 60 min |
| Season 2 | Episode 5 | Get Ryker | 1973-10-08 | 60 min |
| Season 2 | Episode 6 | Cry Wolf | 1973-10-15 | 60 min |
| Season 2 | Episode 7 | A Matter of Justice (a.k.a.) Justice for Jill Danko | 1973-10-22 | 60 min |
| Season 2 | Episode 8 | Blood Brother | 1973-10-29 | 60 min |
| Season 2 | Episode 9 | Code 261 | 1973-11-05 | 60 min |
| Season 2 | Episode 10 | Prayers Unanswered, Prayers Unheard | 1973-11-12 | 60 min |
| Season 2 | Episode 11 | Down Home Boy | 1973-11-19 | 60 min |
| Season 2 | Episode 12 | Lots of Trees and a Running Stream | 1973-12-02 | 60 min |
| Season 2 | Episode 13 | Another Beginning for Ben Fuller | 1974-01-14 | 60 min |
| Season 2 | Episode 14 | Sound of Silence | 1973-12-17 | 60 min |
| Season 2 | Episode 15 | Trial by Doubt | 1974-01-07 | 60 min |
| Season 2 | Episode 16 | The Authentic Death of Billy Stomper | 1974-01-14 | 60 min |
| Season 2 | Episode 17 | The Late Mr. Brent | 1974-01-28 | 60 min |
| Season 2 | Episode 18 | The Teacher | 1974-02-04 | 60 min |
| Season 2 | Episode 19 | Eyewitness | 1974-02-11 | 60 min |
| Season 2 | Episode 20 | Something Less Than a Man | 1974-02-18 | 60 min |
| Season 2 | Episode 21 | Rolling Thunder | 1974-02-25 | 60 min |
| Season 2 | Episode 22 | Time Lock | 1974-03-04 | 60 min |
| Season 2 | Episode 23 | Death Watch | 1974-03-18 | 60 min |
| Season 3 | Episode 1 | An Ugly Way to Die | 1974-09-09 | 60 min |
| Season 3 | Episode 2 | Key Witness | 1974-09-23 | 60 min |
| Season 3 | Episode 3 | Legacy of Death | 1974-09-30 | 60 min |
| Season 3 | Episode 4 | Death at 6 A.M. | 1974-10-07 | 60 min |
| Season 3 | Episode 5 | Walk a Tightrope | 1974-10-21 | 60 min |
| Season 3 | Episode 6 | Judgment | 1974-10-28 | 60 min |
| Season 3 | Episode 7 | Johnny Lost His Gun | 1974-11-04 | 60 min |
| Season 3 | Episode 8 | Prelude to Vengeance | 1974-11-11 | 60 min |
| Season 3 | Episode 9 | Vendetta | 1974-11-18 | 60 min |
| Season 3 | Episode 10 | The Old Neighborhood | 1974-11-25 | 60 min |
| Season 3 | Episode 11 | A Test of Courage | 1974-12-02 | 60 min |
| Season 3 | Episode 12 | The Assassin | 1974-12-09 | 60 min |
| Season 3 | Episode 13 | Blue Christmas | 1974-12-16 | 60 min |
| Season 3 | Episode 14 | Take Over | 1974-12-30 | 60 min |
| Season 3 | Episode 15 | The Saturday Night Special | 1975-01-13 | 60 min |
| Season 3 | Episode 16 | The Hunting Ground | 1975-01-20 | 60 min |
| Season 3 | Episode 17 | Solomon's Dilemma | 1975-01-27 | 60 min |
| Season 3 | Episode 18 | Angel | 1975-02-03 | 60 min |
| Season 3 | Episode 19 | The Sheild | 1975-02-10 | 60 min |
| Season 3 | Episode 20 | S.W.A.T. (1) | 1975-02-17 | 60 min |
| Season 3 | Episode 21 | S.W.A.T. (2) | 1975-02-17 | 60 min |
| Season 3 | Episode 22 | A Deadly Image | 1975-02-24 | 60 min |
| Season 3 | Episode 23 | Cliffy | 1975-03-03 | 60 min |
| Season 3 | Episode 24 | Nightmare | 1975-03-17 | 60 min |
| Season 4 | Episode 1 | Lamb to the Slaughter | 1975-09-09 | 60 min |
| Season 4 | Episode 2 | Reading Writing and Angel Dust | 1975-09-16 | 60 min |
| Season 4 | Episode 3 | One-Way Street to Nowhere | 1975-09-23 | 60 min |
| Season 4 | Episode 4 | Someone Who Cares | 1975-09-30 | 60 min |
| Season 4 | Episode 5 | Ladies Day (a.k.a.) Ladies Kill, Too | 1975-10-07 | 60 min |
| Season 4 | Episode 6 | Reign of Terror | 1975-10-14 | 60 min |
| Season 4 | Episode 7 | Death Lady | 1975-10-21 | 60 min |
| Season 4 | Episode 8 | Measure of Mercy | 1975-10-28 | 60 min |
| Season 4 | Episode 9 | A Time to Mourn | 1975-11-04 | 60 min |
| Season 4 | Episode 10 | The Torch Man | 1975-11-11 | 60 min |
| Season 4 | Episode 11 | Invitation to a Rumble | 1975-11-18 | 60 min |
| Season 4 | Episode 12 | Reluctant Hero | 1975-11-25 | 60 min |
| Season 4 | Episode 13 | Dead Heat | 1975-12-02 | 60 min |
| Season 4 | Episode 14 | The Voice of Thunder | 1975-12-09 | 60 min |
| Season 4 | Episode 15 | The Code Five Affair | 1975-12-16 | 60 min |
| Season 4 | Episode 16 | Shadow of a Man | 1975-12-23 | 60 min |
| Season 4 | Episode 17 | Eye for an Eye | 1975-12-30 | 60 min |
| Season 4 | Episode 18 | Sudden Death (a.k.a.) Return From the Past | 1976-01-06 | 60 min |
| Season 4 | Episode 19 | From Out of the Darkness | 1976-01-20 | 60 min |
| Season 4 | Episode 20 | The Mugging | 1976-01-27 | 60 min |
| Season 4 | Episode 21 | Blue Movie, Blue Death | 1976-02-24 | 60 min |
| Season 4 | Episode 22 | Deliver Me From Innocence | 1976-03-02 | 60 min |
| Season 4 | Episode 23 | Journey to Oblivion | 1976-03-30 | 60 min |
