archytele The Vault
Advertisement
Season guide

Richard Diamond, Private Detective: Season 4

26 episodes Premiered Oct 5, 1959
Previously on Richard Diamond, Private Detective

Season 4 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Directly follows the overarching narrative developments of Richard Diamond, Private Detective Season 3.
  • ⚡ Faction dynamics and core character alliances shift under escalating external stakes.
  • ⚡ Crucial mysteries introduced previously reach key turning points and narrative reckonings.
  • ⚡ Sets up serialized story arcs that build directly toward the climactic season finale.
Advertisement
Season 4 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 4 Progress Shield

Future titles & synopses blurred. Tap "Reveal" on any card to peek.
Binge Efficiency Engine

Season 4: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

19%
81%
Mytharc (5): Crucial lore & season climaxes
Core (21): Character development & subplots
Side Quest (0): Standalone / filler
S4·E1 Mytharc

The Hoodlum

Oct 5, 1959

A racketeer's bookkeeper gets Diamond involved in a blackmail scheme against his boss, when he asks him to find a book and gives him only one hour to do so.

S4·E2 Mytharc

Act of Grace

Oct 12, 1959

An acquaintance of Diamond's is murdered. At his grave at a potter's field, Diamond sees a wealthy old woman laying flowers at some of the unmarked graves. Diamond tries to find th

S4·E3 Core

The Bookie

Oct 19, 1959

A bookie decides to get rid of Lt. Kile, whose efforts to put a stop to the bookie's operation have begun to annoy him.

S4·E4 Core

The Client

Oct 26, 1959

A financier hires Diamond to search for his partner who has gone missing in Mexico.

S4·E5 Core

The Runaway

Nov 2, 1959

While briefly stopping in San Francisco, Diamond finds himself the target of a gunman.

S4·E6 Core

No Laughing Matter

Nov 9, 1959

Diamond finds himself in a deserted amusement park on the trail of a desperate fugitive murderer.

S4·E7 Core

The Messenger

Nov 16, 1959

Diamond is hired to deliver a note to a bank teller and is somewhat surprised when the teller screams after she reads the note.

S4·E8 Core

The Counselor

Nov 23, 1959

A marriage counselor whose life has been threatened hires Diamond to protect him.

S4·E9 Mytharc

The Image

Nov 30, 1959

An old nemesis of Diamond's on the police force has Diamond arrested on murder charges after the girlfriend of an escaped convict is found murdered.

S4·E10 Core

The Adjustor

Dec 7, 1959

Diamond receives a tip that a man who has been presumed dead for over a year is still alive.

S4·E11 Core

Marked for Murder

Dec 14, 1959

Diamond finds himself in a lonely hearts club when he is hired to investigate the confusing circumstances surrounding a robbery and murder.

S4·E12 Core

The Caller

Dec 21, 1959

Diamond receives a mysterious telephone call which informs him that he will die at a specific time later that evening.

S4·E13 Core

One Dead Cat

Dec 28, 1959

A night club singer hires Diamond to protect her and her band leader from a disgruntled pianist who once played in their band.

S4·E14 Core

Dead to the World

Jan 11, 1960

A friend of Sam's wants Diamond to prove that her uncle's death was murder.

S4·E15 Core

Seven Swords

Jan 18, 1960

Summoned to a theater by a phone call, Diamond watches a magician thrust seven swords into a box containing his assistant. Is this the dangerous situation he was called to deal wi

S4·E16 Core

The Fine Art of Murder

Jan 25, 1960

An actress hires Diamond after she learns that a valuable painting which she purchased is a fake.

S4·E17 Core

The Popskull

Jun 28, 1960

Diamond follows a dog which is pursuing a bedraggled cat.

S4·E18 Core

And Whose Little Baby Are You?

Jul 5, 1960

After returning to his apartment with a date, Diamond finds an infant abandoned on his couch.

S4·E19 Core

Fallen Star

Jul 19, 1960

A journalist hires Diamond to look into the death of a singer who fell to her death, which he suspects was a murder but that the police have ruled a suicide.

S4·E20 Core

Coat of Arms

Aug 2, 1960

A landlady finds one of her tenants dead in his room and shortly afterwards is greeted by a gun-wielding stranger looking for the man.

S4·E21 Core

Double Trouble

Aug 9, 1960

A diplomat who does not want the police to be involved, asks Diamond to find his missing fiancee.

S4·E22 Core

The Lovely Fraud

Aug 16, 1960

Shortly after a dancer takes out a large insurance policy on her legs, she gets injured by a hit and run driver and is forced to collect on the policy.

S4·E23 Core

Accent on Murder

Aug 23, 1960

A woman is killed after hiring Diamond to protect ""a young lady from France"" who turns out to be a poodle.

S4·E24 Core

East of Danger

Aug 30, 1960

A woman hires Diamond when her father is attacked after he finds heroin hidden in his antique store warehouse.

S4·E25 Mytharc

Running Scared

Sep 6, 1960

A man is concerned about his daughter, whom he feels has been spending too much time brooding over her husband's death.

S4·E26 Mytharc

The Mouse

A French woman gets threats from a supposedly dead war criminal who knows the whereabouts of a fortune in smuggled diamonds.

Advertisement