1 July 1957
No good killer Mickey Farmer is on the run. Shot and betrayed by his partner and trapped inside a building by police, Mickey has a dying request. Always loyal to a client, Diamond accepts much to the frustration of Lieutenant McGough.
Season 1, Episode 2: Custody8 July 1957
Richard Diamond is hired by a hospitalized mother of a 10-year-old girl to get custody away from her ex-husband and back into the hands of her sister.
15 July 1957
Diamond is hired to escort a beautiful wife while her husband is on a business trip. Frightened, the wife runs out on Diamond while they are dancing. Returning to her hotel room, she is drugged and kidnapped with Diamond in pursuit.
22 July 1957
Diamond attempts to outwit, a beautiful widow and her boyfriend who are cashing in on the deceased husband's double-indemnity insurance. The detective tries to make them believe he saw them murder the husband.
29 July 1957
While on a fishing vacation, Diamond has a date with a beautiful woman who is being pursued by two mysterious hunters who she photographed earlier. They will stop at nothing to get the film, sensing danger Diamond offers his assistance.
5 August 1957
A young couple stop at the Good Eats Casino Grill. While inside their car is stolen and used to stage a hit and run. Believing them to be innocent, Diamond arranges a hit with himself as the target but all does not go according to D's plan.
12 August 1957
The stakes are high when Richard Diamond goes up against a gang of con men who use a fake bookie's office as a set-up to trick wealthy suckers and make thousands of dollars. But what the con men don't count on is the fact that they, too, can be played for suckers, and that Richard Diamond is a Private Eye with a few tricks up his sleeve...
19 August 1957
Several attempts have been made to kill industrialist Julian Tyler. But the attempts have failed, and Tyler merely sees them as unfortunate accidents. His wife, however, hired Richard Diamond as bodyguard when Julian plans to attend an important board meeting. Diamond has to use every trick in the book to not only outwit Tyler, who is a passionate chess player, but to cross a devious murder plot...
26 August 1957
Syndicate gangster Marty Skopka goes into hiding when he is wrongly accused of murder. Richard Diamond couldn't care less but an attractive young woman sends him on a search for the gangster. When Diamond finds out that he has been used to locate Marty, he has to run against time to stop a young woman from making a terrible - and deadly - mistake...
9 September 1957
Pete Rocco escapes from prison to pay Richard Diamond back for putting him there. What he doesn't know is that his brother Dan has plans of his own. Soon, Richard Diamond finds himself at the wrong and of a .38 and gets to enjoy the sweet smell of death - in a candy store...
16 September 1957
A quarter of a million dollars is at stake when an antique piece of art appears to be fake. Hired to find out what happened to the real art piece and who is behind the scheme, Richard Diamond soon finds out that he has been used and comes up with a plan of his own to take a hand in this foul play...
23 September 1957
When Richard Diamond learns that his former war buddy Jack Milhoan has turned bad, he finds himself torn between friendship and principle - Jack is a cold-blooded killer, but he also is a friend who needs help. Richard decides to do what he can, but soon finds himself staring into the deadly muzzle of a .38 - in the hands of an old friend...
2 January 1958
A man hires Diamond to investigate an outer space society which he suspects is out to bilk his rich uncle since they have talked him into leaving the society $100,000 in his will.
9 January 1958
Richard Diamond is hired by a newspaper editor to protect their party candidate from murder or abduction by a corrupt syndicate.
Season 2, Episode 3: The Payoff16 January 1958
The detective is looking for a man, unaware that he has been hired by a gang leader looking for the member who got away with the loot from a safe robbery.
23 January 1958
When diamonds from a five-year-old robbery start appearing on the black market, the insurance company hires Richard Diamond to recover the gems. His primary suspect is the man who convicted of the crime and just released from prison, but the private detective begins believe that perhaps the man is innocent of the original crime as he maintains.
Season 2, Episode 5: Arson30 January 1958
Diamond investigates an arson, which may turn out to be murder.
6 February 1958
A newspaper editor friend hires Diamond to find a missing reporter.
13 February 1958
Season 2, Episode 8: Rodeo20 February 1958
Ed Murdock is a hot-headed rodeo star. When someone sabotages his equipment, he attacks who he thinks is responsible. It seems someone is out to get him but Murdock doesn't seem willing to think through the problem...he just wants to hit someone. So, Richard Diamond agrees to stick with Murdock and keep him out of trouble and possibly save his life.
27 February 1958
6 March 1958
13 March 1958
Diamond is hired by a woman to clear her son of charges of murder, since he is a member of a gang which robbed a liquor store and killed the sales clerk.
27 March 1958
A jewelry store owner comes to Diamond for help when one of his employees refuses to return gems he had been assigned to clean unless he is given a large cash stipend.
Season 2, Episode 13: Short Haul10 April 1958
Diamond goes under cover as a truck driver, in order to investigate a truck hijacking in which the driver was killed.
17 April 1958
Diamond sets out to find the man who is trying to kill him and who failed in a previous attempt leaving an innocent bystander dead.
24 April 1958
1 May 1958
While investigating the death of an investment counselor, Diamond learns that a letter has recently been stolen from the deceased's attorney.
8 May 1958
Diamond is hired by a singer who finds himself being threatened by extortionists.
22 May 1958
Diamond is hired to safeguard some valuable paintings.
29 May 1958
Diamond is called upon to investigate the murder of a film producer, and upon arriving at the scene of the crime learns that the police have not been notified of the man's death.
12 June 1958
Season 2, Episode 21: Snow Queen26 June 1958
Season 3, Episode 1: The Sport15 February 1959
Season 3, Episode 2: Pack Rat22 February 1959
1 March 1959
Season 3, Episode 4: Soft Touch8 March 1959
15 March 1959
22 March 1959
29 March 1959
5 April 1959
12 April 1959
19 April 1959
3 May 1959
Season 3, Episode 12: Jukebox10 May 1959
17 May 1959
24 May 1959
Season 3, Episode 15: Hideout31 May 1959
Season 3, Episode 16: Rough Cut7 June 1959
14 June 1959
21 June 1959
An old girlfriend of Diamond's tries to hire him to handle an extortion plot. He refuses until he's roughed up and shot at, which makes him determined to find answers.
Season 3, Episode 19: Hoodlum5 October 1959
A mobster, Trumbo, gives Diamond until 9 p.m. to turn over "the book" or else Trumbo will have him killed. Diamond doesn't have "the book" and has no idea what it is.
12 October 1959
Season 3, Episode 21: Bookie19 October 1959
A bookie that Lt. Kile has been after stages a picture of Kile in a compromising position. He threatens to send the picture to Kile's wife. Kile needs Diamond's help.
Season 3, Episode 22: The Client26 October 1959
Diamond goes to Mexico looking for an embezzler and finds a village full of hostility and danger.
2 November 1959
Richard Diamond is shot and wounded in a San Francisco hotel room and sets out to find the would-be killer.
9 November 1959
Joey Bishop is a comedian who hires Diamond to find out who is following him. Diamond becomes mixed up in a web of treachery and murder.
16 November 1959
23 November 1959
Season 3, Episode 27: The Image30 November 1959
7 December 1959
14 December 1959
Season 3, Episode 30: The Caller21 December 1959
A man blames Diamond for his son's death in Korea and seeks revenge. He calls and warns Diamond that he's going to kill him within 24 hours.
28 December 1959
A beautiful jazz singer shows up on Diamond's doorstep needing help from a former musician bent on revenge.
11 January 1960
A friend of Sam's wants Diamond to prove that her uncle's death was murder.
18 January 1960
Diamond is hired by a magician's assistant, and arrives at a performance just in time to see her murdered.
25 January 1960
A fading actress hires Diamond to find the person who sold her a phony painting.
28 June 1960
A reputable bar owner is being forced to sell rotgut whiskey until the owner's wife hires Diamond to intervene.
5 July 1960
Someone abandons a baby in Diamond's apartment, putting the detective in the middle of a custody battle.
19 July 1960
Diamond investigates the apparent suicide of an acquaintance who was a famous singer.
2 August 1960
An Italian immigrant hires Diamond to find the man who beat and threatened her over the possessions of a late tenant.
9 August 1960
A diplomat hires Diamond to find his missing fiancé, a nightclub singer who has vanished into thin air.
16 August 1960
An insurance company hires Diamond to investigate the hit-and-run of a dancer who had just taken out a policy on her legs.
23 August 1960
The detective gets a surprise when he discovers that the young lady he's been hired to protect is a poodle.
30 August 1960
Diamond investigates when an antique dealers discovers that his warehouse is being used to store heroin.
6 September 1960
Diamond is hired by a man who suspects his daughter-in-law of wanting to commit suicide. He finds her only to discover that she has hired someone to kill her.
Season 4, Episode 10: The Mouse13 September 1960
Diamond is hired by a woman who is being threatened by a man she saw die 15 years earlier.
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