The WORST episodes of Cannon

Every episode of Cannon ever, ranked from worst to best by thousands of votes from fans of the show. The worst episodes of Cannon!

Frank Cannon is a tough, middle-aged, portly ex-cop turned private eye. A gourmet, with expensive tastes, he mostly took cases at a substantial fee so he could afford indulging in personal luxuries. He was a shrewd investigator, dedicated, clever and despite his bulk, was not afraid of getting physical if he had to.

Last Updated: 11/17/2024Network: CBSStatus: Ended
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The Cure That Kills
star
5.21
33 votes

#1 - The Cure That Kills

Season 3 - Episode 22 - Aired 2/20/1974

Cannon investigates the death of two women who were connected to a faith healer who preaches to his flock that modern medicine is the work of Satan. A young man with a brain tumor may be the next victim.

Directors: Seymour Robbie
Snapshot
star
6.00
3 votes

#2 - Snapshot

Season 5 - Episode 22 - Aired 2/11/1976

A mobster hires Cannon to find out who tried to kill his ex-wife in a failed hit attempt. But Cannon suspects the mobster himself may be the actual target after another attempt is made on him and not his ex-wife.

Directors: Michael Caffey
Killer on the Hill
star
6.00
2 votes

#3 - Killer on the Hill

Season 4 - Episode 17 - Aired 1/29/1975

A contractor refuses to pay bribes, and is accused of plotting a political asassination.

Directors: Harry Falk
Writer: Carey Wilber
The Conspirators
star
6.00
1 votes

#4 - The Conspirators

Season 4 - Episode 14 - Aired 1/1/1975

A girl's suspicious death brings Cannon to Texas.

Directors: George McCowan
Murder by Moonlight
star
6.00
4 votes

#5 - Murder by Moonlight

Season 1 - Episode 24 - Aired 3/14/1972

A young prisoner is forced to do the bidding of a gang boss.

Directors: Seymour Robbie
Writer: Karl Tumberg
Devil's Playground
star
6.32
34 votes

#6 - Devil's Playground

Season 1 - Episode 15 - Aired 1/4/1972

A policeman injured in a payroll robbery asks Cannon for help.

Directors: Marvin Chomsky
Writer: Ken Trevey
The Man Who Couldn't Forget
star
6.33
3 votes

#7 - The Man Who Couldn't Forget

Season 4 - Episode 10 - Aired 11/20/1974

A Dutch Nazi-hunter is on the trail of an SS man.

Directors: George McCowan
Blood on the Vine
star
6.37
35 votes

#8 - Blood on the Vine

Season 1 - Episode 17 - Aired 1/18/1972

Mike Tampa owns a vineyard in northern California... his land alone is worth $2 million, but he loves wine-making and is not considering selling. His father started the vineyards, handed them down to him, and he hopes that his son Johnny Tampa will be the third generation. Mike Tampa, however, has been the victim of three murder attempts—in the last one, his brakes were tampered with, and he barely survived when he took his car down a mountain road. At this point, his secretary calls on Cannon—secretly, because the stubborn Mike has refused to do anything. Cannon is brought in to investigate. We learn that Johnny Tampa had only been re-united with Mike two years ago... after not having seen him for 20 years (Mike and his wife went through a bitter divorce 22 years prior and she took their son down to San Francisco). Cannon suspects that Johnny may be pulling a con and that he is not really Mike's son. The winery accountant says that they had Johnny checked out by a PI down in SF n

Directors: George McCowan
Bloodlines
star
6.40
5 votes

#9 - Bloodlines

Season 5 - Episode 24 - Aired 2/25/1976

A well-to-do young man's death in Acapulco is ruled an accident, but his family hires Cannon to investigate.

Directors: David Whorf
Moving Target
star
6.43
7 votes

#10 - Moving Target

Season 2 - Episode 17 - Aired 1/31/1973

The co-author of an industrialist's unauthorized biography is murdered.

Directors: Lawrence Dobkin
Fall Guy
star
6.50
4 votes

#11 - Fall Guy

Season 5 - Episode 9 - Aired 11/5/1975

Cannon investigates on the behalf of a oil executive who claims he is being framed for fraud and embezzlement. But he runs into heavy resistance in his investigation from the corporations domineering female president.

Directors: Lawrence Dobkin
Man in the Middle
star
6.50
4 votes

#12 - Man in the Middle

Season 5 - Episode 8 - Aired 10/29/1975

An old friend hires Cannon to bring back the body of his dead son from Mexico and to find his killer. Cannon agrees, but he uncovers a few surprises in the process.

Directors: Allen Reisner
The Deadly Conspiracy (1)
star
6.50
4 votes

#13 - The Deadly Conspiracy (1)

Season 5 - Episode 2 - Aired 9/17/1975

Frank Cannon and Barnaby Jones investigate the rape and murder of a young woman who was about to blow the whistle on the company she was involved. But they are investigating for different clients and from totally different angles. [NOTE: Part two of this story continues on the TV series "Barnaby Jones.]

Directors: Michael Caffey
Tomorrow Ends at Noon
star
6.50
4 votes

#14 - Tomorrow Ends at Noon

Season 4 - Episode 23 - Aired 3/19/1975

Palestinian terroists kidnap an Italian industrialist's daughter to free a jailed comrade.

Directors: William Wiard
Missing at FL307
star
6.50
4 votes

#15 - Missing at FL307

Season 4 - Episode 18 - Aired 2/5/1975

A released prisoner disappears en route.

Directors: William Wiard
Writer: Carey Wilber
The Sounds of Silence
star
6.60
5 votes

#16 - The Sounds of Silence

Season 4 - Episode 11 - Aired 12/4/1974

Cannon reluctantly takes the case of a disappearing bridegroom, but it's more than it appears.

Directors: George McCowan
The Deadly Trail
star
6.60
5 votes

#17 - The Deadly Trail

Season 4 - Episode 5 - Aired 10/16/1974

A general wants Cannon to find the daughter he put up for adoption years before, but there is opposition to the search.

Directors: George McCowan
Point After Death
star
6.60
5 votes

#18 - Point After Death

Season 5 - Episode 23 - Aired 2/18/1976

A case of vengeance. The girlfriend of a pro ballplayer is murdered.

Directors: Chris Robinson
Hard Rock Roller Coaster
star
6.67
3 votes

#19 - Hard Rock Roller Coaster

Season 2 - Episode 14 - Aired 1/3/1973

A diamond smuggler is drugged to reveal his contraband.

Directors: Charles S. Dubin
The Prisoner
star
6.75
4 votes

#20 - The Prisoner

Season 4 - Episode 12 - Aired 12/11/1974

An ex-POW is in danger from a cowardly officer.

Directors: William Wiard
Writer: Norman Hudis
Prisoners
star
6.75
4 votes

#21 - Prisoners

Season 2 - Episode 20 - Aired 2/21/1973

A young man is persuaded to extort $50,000 from his father, who turns out to be bankrupt.

Directors: Charles S. Dubin
Writer: Robert Lewin
Night Flight to Murder
star
6.80
5 votes

#22 - Night Flight to Murder

Season 3 - Episode 7 - Aired 10/17/1973

On behalf of an insurance company, Cannon investigates an airplane full of securities.

Directors: Michael Caffey
Writer: Carey Wilber
A Deadly Quiet Town
star
6.83
6 votes

#23 - A Deadly Quiet Town

Season 1 - Episode 20 - Aired 2/15/1972

Larry Bolinger, a charismatic young man, cons the youth of a quiet town into his cult.

Directors: Seymour Robbie
Watch Now:AmazonApple TV
Voice from the Grave
star
6.88
8 votes

#24 - Voice from the Grave

Season 4 - Episode 3 - Aired 9/25/1974

Cannon reopens the case of an old shooting.

Directors: William Wiard
Watch Now:Amazon
The Avenger
star
6.91
33 votes

#25 - The Avenger

Season 4 - Episode 7 - Aired 10/30/1974

A missing person case leads to a cop's death and the pursuit of vengeance.

Directors: Corey Allen
Watch Now:Amazon