Cannon is a CBS detective television series produced by Quinn Martin which aired from March 26, 1971 to March 3, 1976. The primary protagonist is the title character, private detective Frank Cannon, played by William Conrad. He also appeared on two episodes of Barnaby Jones.
Cannon is the first Quinn Martin-produced series to be aired on a network other than ABC. A "revival" television film, The Return of Frank Cannon, was aired on November 1, 1980. In total, there were 124 episodes.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | The Salinas Jackpot | 1971-09-14 | 60 min |
| Season 1 | Episode 2 | Death Chain | 1971-09-21 | 60 min |
| Season 1 | Episode 3 | Call Unicorn | 1971-09-28 | 60 min |
| Season 1 | Episode 4 | Country Blues | 1971-10-05 | 60 min |
| Season 1 | Episode 5 | Scream of Silence | 1971-10-12 | 60 min |
| Season 1 | Episode 6 | Fool's Gold | 1971-10-19 | 60 min |
| Season 1 | Episode 7 | Girl in the Electric Coffin | 1971-10-26 | 60 min |
| Season 1 | Episode 8 | Dead Pigeon | 1971-11-09 | 60 min |
| Season 1 | Episode 9 | A Lonely Place to Die | 1971-11-16 | 60 min |
| Season 1 | Episode 10 | No Pockets in a Shroud | 1971-11-23 | 60 min |
| Season 1 | Episode 11 | Stone, Cold Dead | 1971-11-30 | 60 min |
| Season 1 | Episode 12 | Death Is a Double-Cross | 1971-12-07 | 60 min |
| Season 1 | Episode 13 | The Nowhere Man | 1971-12-14 | 60 min |
| Season 1 | Episode 14 | Flight Plan | 1971-12-28 | 60 min |
| Season 1 | Episode 15 | Devil's Playground | 1972-01-04 | 60 min |
| Season 1 | Episode 16 | Treasure of San Ignacio | 1972-01-11 | 60 min |
| Season 1 | Episode 17 | Blood on the Vine | 1972-01-18 | 60 min |
| Season 1 | Episode 18 | To Kill a Guinea Pig | 1972-02-01 | 60 min |
| Season 1 | Episode 19 | The Island Caper | 1972-02-08 | 60 min |
| Season 1 | Episode 20 | A Deadly Quiet Town | 1972-02-15 | 60 min |
| Season 1 | Episode 21 | A Flight of Hawks | 1972-02-22 | 60 min |
| Season 1 | Episode 22 | The Torch | 1972-02-29 | 60 min |
| Season 1 | Episode 23 | Cain's Mark | 1972-03-07 | 60 min |
| Season 1 | Episode 24 | Murder by Moonlight | 1972-03-14 | 60 min |
| Season 2 | Episode 1 | Bad Cats and Sudden Death | 1972-09-13 | 60 min |
| Season 2 | Episode 2 | Sky Above, Death Below | 1972-09-20 | 60 min |
| Season 2 | Episode 3 | Bitter Legion | 1972-09-27 | 60 min |
| Season 2 | Episode 4 | That Was No Lady | 1972-10-04 | 60 min |
| Season 2 | Episode 5 | Stakeout | 1972-10-11 | 60 min |
| Season 2 | Episode 6 | The Predators | 1972-10-18 | 60 min |
| Season 2 | Episode 7 | A Long Way Down | 1972-10-25 | 60 min |
| Season 2 | Episode 8 | The Rip-Off | 1972-11-01 | 60 min |
| Season 2 | Episode 9 | Child of Fear | 1972-11-15 | 60 min |
| Season 2 | Episode 10 | The Shadow Man | 1972-11-22 | 60 min |
| Season 2 | Episode 11 | Hear No Evil | 1972-11-29 | 60 min |
| Season 2 | Episode 12 | The Endangered Species | 1972-12-13 | 60 min |
| Season 2 | Episode 13 | Nobody Beats the House | 1972-12-20 | 60 min |
| Season 2 | Episode 14 | Hard Rock Roller Coaster | 1973-01-03 | 60 min |
| Season 2 | Episode 15 | The Dead Samaritan | 1973-01-10 | 60 min |
| Season 2 | Episode 16 | Death of a Stone Seahorse | 1973-01-17 | 60 min |
| Season 2 | Episode 17 | Moving Target | 1973-01-31 | 60 min |
| Season 2 | Episode 18 | Murder for Murder | 1973-02-07 | 60 min |
| Season 2 | Episode 19 | To Ride a Tiger | 1973-02-14 | 60 min |
| Season 2 | Episode 20 | Prisoners | 1973-02-21 | 60 min |
| Season 2 | Episode 21 | The Seventh Grave | 1973-02-28 | 60 min |
| Season 2 | Episode 22 | Catch Me If You Can | 1973-03-07 | 60 min |
| Season 2 | Episode 23 | Press Pass to the Slammer | 1973-03-14 | 60 min |
| Season 2 | Episode 24 | Deadly Heritage | 1973-03-21 | 60 min |
| Season 3 | Episode 1 | He Who Digs a Grave | 1973-09-12 | 100 min |
| Season 3 | Episode 2 | Memo from a Dead Man | 1973-09-19 | 60 min |
| Season 3 | Episode 3 | Hounds of Hell | 1973-09-26 | 60 min |
| Season 3 | Episode 4 | Target in the Mirror | 1973-10-03 | 60 min |
| Season 3 | Episode 5 | Murder by Proxy | 1973-10-10 | 60 min |
| Season 3 | Episode 6 | Night Flight to Murder | 1973-10-17 | 60 min |
| Season 3 | Episode 7 | Come Watch Me Die | 1973-10-24 | 60 min |
| Season 3 | Episode 8 | Perfect Alibi | 1973-10-31 | 60 min |
| Season 3 | Episode 9 | Dead Lady's Tears | 1973-11-07 | 60 min |
| Season 3 | Episode 10 | The Limping Man | 1973-11-14 | 60 min |
| Season 3 | Episode 11 | Trial by Terror | 1973-11-21 | 60 min |
| Season 3 | Episode 12 | Murder by the Numbers | 1973-11-28 | 60 min |
| Season 3 | Episode 13 | Valley of the Damned | 1973-12-05 | 60 min |
| Season 3 | Episode 14 | A Well Remembered Terror | 1973-12-12 | 60 min |
| Season 3 | Episode 15 | Arena of Fear | 1973-12-19 | 60 min |
| Season 3 | Episode 16 | Photo Finish | 1974-01-02 | 60 min |
| Season 3 | Episode 17 | Duel in the Desert | 1974-01-16 | 60 min |
| Season 3 | Episode 18 | Where's Jennifer? | 1974-01-23 | 60 min |
| Season 3 | Episode 19 | Blood Money | 1974-02-06 | 60 min |
| Season 3 | Episode 20 | Death of a Hunter | 1974-02-13 | 60 min |
| Season 3 | Episode 21 | The Cure That Kills | 1974-02-20 | 60 min |
| Season 3 | Episode 22 | Bobby Loved Me | 1974-02-27 | 60 min |
| Season 3 | Episode 23 | Triangle of Terror | 1974-03-13 | 60 min |
| Season 3 | Episode 24 | The Stalker | 1974-03-20 | 60 min |
| Season 4 | Episode 1 | Kelly's Song | 1974-09-11 | 60 min |
| Season 4 | Episode 2 | The Hit Man | 1974-09-18 | 60 min |
| Season 4 | Episode 3 | Voice from the Grave | 1974-09-25 | 60 min |
| Season 4 | Episode 4 | Lady in Red | 1974-10-02 | 60 min |
| Season 4 | Episode 5 | The Deadly Trail | 1974-10-16 | 60 min |
| Season 4 | Episode 6 | The Exchange | 1974-10-23 | 60 min |
| Season 4 | Episode 7 | The Avenger | 1974-10-30 | 60 min |
| Season 4 | Episode 8 | A Killing in the Family | 1974-11-06 | 60 min |
| Season 4 | Episode 9 | Flashpoint | 1974-11-13 | 60 min |
| Season 4 | Episode 10 | The Man Who Couldn't Forget | 1974-11-20 | 60 min |
| Season 4 | Episode 11 | The Sounds of Silence | 1974-12-04 | 60 min |
| Season 4 | Episode 12 | The Prisoner | 1974-12-11 | 60 min |
| Season 4 | Episode 13 | Daddy's Little Girl | 1974-12-18 | 60 min |
| Season 4 | Episode 14 | The Conspirators | 1975-01-01 | 60 min |
| Season 4 | Episode 15 | Coffin Corner | 1975-01-15 | 60 min |
| Season 4 | Episode 16 | Perfect Fit for a Frame | 1975-01-22 | 60 min |
| Season 4 | Episode 17 | Killer on the Hill | 1975-01-29 | 60 min |
| Season 4 | Episode 18 | Missing at FL307 | 1975-02-05 | 60 min |
| Season 4 | Episode 19 | The Set Up | 1975-02-12 | 60 min |
| Season 4 | Episode 20 | The Investigator | 1975-02-26 | 60 min |
| Season 4 | Episode 21 | Lady on the Run | 1975-03-05 | 60 min |
| Season 4 | Episode 22 | Vengeance | 1975-03-12 | 60 min |
| Season 4 | Episode 23 | Tomorrow Ends at Noon | 1975-03-19 | 60 min |
| Season 4 | Episode 24 | Search and Destroy | 1975-04-02 | 60 min |
| Season 5 | Episode 1 | Nightmare | 1975-09-10 | 60 min |
| Season 5 | Episode 2 | The Deadly Conspiracy | 1975-09-17 | 60 min |
| Season 5 | Episode 3 | The Wrong Medicine | 1975-09-24 | 60 min |
| Season 5 | Episode 4 | The Iceman | 1975-10-01 | 60 min |
| Season 5 | Episode 5 | The Victim | 1975-10-08 | 60 min |
| Season 5 | Episode 6 | The Man Who Died Twice | 1975-10-15 | 60 min |
| Season 5 | Episode 7 | A Touch of Venom | 1975-10-22 | 60 min |
| Season 5 | Episode 8 | Man in the Middle | 1975-10-29 | 60 min |
| Season 5 | Episode 9 | Fall Guy | 1975-11-05 | 60 min |
| Season 5 | Episode 10 | The Melted Man | 1975-11-12 | 60 min |
| Season 5 | Episode 11 | The Wedding March | 1975-11-19 | 60 min |
| Season 5 | Episode 12 | The Hero | 1975-11-26 | 60 min |
| Season 5 | Episode 13 | To Still the Voice | 1975-12-03 | 60 min |
| Season 5 | Episode 14 | The Star | 1975-12-10 | 120 min |
| Season 5 | Episode 15 | The Games Children Play | 1975-12-17 | 60 min |
| Season 5 | Episode 16 | The Reformer | 1976-01-07 | 60 min |
| Season 5 | Episode 17 | The House of Cards | 1976-01-14 | 60 min |
| Season 5 | Episode 18 | Revenge | 1976-01-21 | 60 min |
| Season 5 | Episode 19 | Cry Wolf | 1976-01-28 | 60 min |
| Season 5 | Episode 20 | The Quasar Kill | 1976-02-04 | 60 min |
| Season 5 | Episode 21 | Snapshot | 1976-02-11 | 60 min |
| Season 5 | Episode 22 | Point After Death | 1976-02-18 | 60 min |
| Season 5 | Episode 23 | Blood Lines | 1976-02-25 | 60 min |
| Season 5 | Episode 24 | Mad Man | 1976-03-03 | 60 min |
| Production | Harold Gast | Producer |
| Production | Adrian Samish | Producer |
| Sound | John Carl Parker | Main Title Theme Composer |
| Production | Quinn Martin | Executive Producer |
