The Zodiac Killer

The Zodiac Killer

Year: 1971

Runtime: 87 mins

Language: English

HorrorThrillerCrime

Based on real events, a string of apparently random murders grips the San Francisco area, each lacking clear motive or pattern. The police receive taunting phone calls and cryptic letters, prompting a frantic hunt. Suspects range from a violent truck driver to a seemingly mild‑mannered mailman, and even a police officer.

Warning: spoilers below!

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Timeline – The Zodiac Killer (1971)

Trace every key event in The Zodiac Killer (1971) with our detailed, chronological timeline. Perfect for unpacking nonlinear stories, spotting hidden connections, and understanding how each scene builds toward the film’s climax. Whether you're revisiting or decoding for the first time, this timeline gives you the full picture.

1

A day begins for Grover and the unknown killer

The film opens by establishing a routine day in the city for Grover, a divorced truck driver with money troubles, and for a killer whose identity has not yet been revealed. They move through ordinary moments, hinting at the contrast between their lives. The audience senses a fateful intersection is looming as the hours unfold.

Morning City streets
2

Grover's life unravels after the divorce

Grover is portrayed as a drunken, toupee wearing driver who is financially strapped after his divorce. The film uses these details to show how personal collapse can drive someone toward desperation. His day begins to spiral from financial pressure and emotional strain.

Morning Grover's home
3

Grover attempts to see his daughter

In a bid to reconnect, Grover makes a surprise visit to his ex wife to see his daughter. She denies him the right to visit, underscoring the personal isolation that feeds his break with reality. The moment sets the stage for the ensuing chaos.

Afternoon Ex-wife's home
4

Hostage crisis erupts as emotions boil over

Taking his daughter hostage, Grover forces a confrontation that prompts a call to the police. As he attempts to escape, the stress of custody loss and humiliation drives his actions. The scene blends personal anguish with a city wide police response.

Evening Ex-wife's residence
5

Newspaper trigger

During the escape, Grover notices the front page announcing another murder by the Zodiac Killer. The page seems to validate his own unraveling and pushes him toward a drastic decision. The mundane act of reading the paper becomes a catalyst for his intended identity.

Evening Front steps
6

Grover proclaims himself the Zodiac Killer

In a fevered moment, he declares himself the Zodiac Killer and frees his daughter before fleeing. The act merges personal crisis with the myth of the killer, setting him on a path toward self destruction. His declaration transforms the domestic scene into a spectacle of panic.

Evening Ex-wife's home
7

Police shoot Grover as he flees

Pursued by law enforcement, Grover is shot dead as he collapses into a nearby pool. The confrontation brings his volatile day to a violent end and leaves the audience with the first definitive death tied to the film’s killer figure. The gunfire punctuates the chaos he sparked.

Night Outside pool
8

The Zodiac Killer shifts to his own day

The second act follows the real Zodiac Killer, presented as a postal carrier who still moves through daily life under the radar. This thread charts a separate, methodical killer who operates within a normal routine. The film reframes menace as something that can hide in plain sight.

Morning City
9

A killer calls the police to absolve a victim

Following Grover’s death, the Zodiac figure phones the police to insist that the man killed earlier was not the killer. This act shows his sense of control and his willingness to manipulate the investigation. The phone call deepens the mythic aura surrounding the killer.

Daytime Residential home / Police line
10

A spree reaches a brutal apex

The Zodiac overnight advances into a major killing spree, culminating in the murder of a pair of lovers in a park. The killings underscore the killer's chilling efficiency and the sense that danger lurks in public spaces. The film heightens the tension with a sense of inevitability.

Night Park
11

The Zodiac as a Satanist who targets the mocked

The film portrays him as a Satanist who punishes those who mock him in his personal life or who challenge his alter ego. He executes killings as a means of asserting power and control. The portrayal links his violence to personal grievances and a broader philosophy of mockery.

Evening to Night Various
12

Motivation revealed through a hospital visit

The Zodiac Killer visits his father in a hospital, where the father is kept in a cage and refuses to speak. Staff say the visit upsets the father, and the killer is asked to leave. On the way out he lashes out, wounding another patient and killing one more, illustrating a personal motive and the costs of the cycle of violence.

Final act Hospital
13

Ending monologue: a taunting confession

The film closes with a voice over in which the Zodiac Killer boasts of never being caught and hints that other monsters walk among ordinary people. He continues his routine while delivering chilling truths about evil hiding within normal life. The ending leaves the audience with a chilling reminder of inescapable dread.

Ending City / Various

Last Updated: October 09, 2025 at 12:39

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The Zodiac Killer Summary

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The Zodiac Killer Summary

Characters, Settings & Themes in The Zodiac Killer

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Characters, Settings & Themes in The Zodiac Killer

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