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Read the complete plot summary and ending explained for Deep Space (1988). From turning points to emotional moments, uncover what really happened and why it matters.
On a U.S. military satellite project, head scientist Dr. Forsyth, James Booth, oversees a high-stakes operation. When control is lost, the team cannot prevent a crash within two hours. Upon impact, the capsule cracks open, revealing a dormant biological weapon — a sentient creature nicknamed Sentar. Forsyth informs General Randolph, Norman Burton, that the payload is a new kind of weapon; the General wants it destroyed via a remote emergency system, but Forsyth remains cautious, arguing there is little risk that it will wake. A careless disturbance by a passing couple wakes the creature and sets it loose, sending it toward Los Angeles.
Across Los Angeles, veteran police lieutenant Ian McLemore, Charles Napier, is paired with Carla Sandbourn, Ann Turkel, a newly transferred officer. Their boss, Captain Robertson, Bo Svenson, tries to steer them away from danger due to McLemore’s notorious luck. The pair are contacted by a psychic calling Lady Elaine Wentworth, Julie Newmar, who hints at knowledge of the events. McLemore and Sandbourn head to Innsmouth Road, where a double homicide is discovered with a large, organic pod at the scene and several smaller ones. They and their partner Jerry Merris, Ron Glass, decide to take two smaller pods back to the lab for study, fearing a possible cover-up.
The large pod is brought to the local forensics lab, where Dr. Rogers, Anthony Eisley, is killed by an unseen force. Testing reveals fragments of an unknown metal that don’t match anything known. When McLemore and Merris try to return, Military Police block their entry, led by a mysterious suited officer. The same man is seen leaving Robertson’s office, who soon informs them the deaths are ruled accidental despite the obvious evidence. Back home, McLemore receives another call from the psychic. Lady Elaine Wentworth claims to know more about the events.
McLemore and Sandbourn visit an entomologist they know, drilling into one pod; a creature bursts out and attacks the entomologist and Sandbourn. The creature is destroyed in a terrarium filled with gas. Merris’ pod hatches back at his house and Merris is killed; a chase follows and the second creature is killed. Lady Elaine directs them to the location of the original creature, and Sandbourn calls for backup. The final confrontation sees the creature fight McLemore; Robertson arrives, and the distraction allows McLemore to decapitate the creature with a chainsaw.
Follow the complete movie timeline of Deep Space (1988) with every major event in chronological order. Great for understanding complex plots and story progression.
Satellite loss of control and impending crash
A U.S. military satellite program loses control under head scientist Forsythe. The team realizes they cannot prevent the crash within the next two hours. The satellite contains a biological weapon and a sentient creature nicknamed Sentar. Forsythe informs General Randolph about the situation.
Randolph orders destruction vs Forsythe's caution
General Randolph orders remote destruction of the satellite's payload. Forsythe is reluctant and minimizes the risks, arguing the creature may not wake. The decision sets a tense frame for the unfolding crisis.
Creature awakened and released by accident
A sleeping creature is disturbed when a couple passes by, waking it and causing its release. The couple is killed as the monster escapes from its containment. The incident marks the first moments of the nightmare to come.
Monster runs toward Los Angeles
The creature makes its way toward Los Angeles, unleashing terror as it moves through populated areas. The city becomes the primary target of the unknown threat. Public safety officials scramble to respond.
McLemore and Sandbourn introduced; Robertson’s caution
Lieutenant Ian McLemore is introduced to Carla Sandbourn, a newly transferred officer. Their superior, Captain Robertson, tries to keep Sandbourn from partnering with him due to McLemore’s dangerous reputation. Tension between investigators and command grows.
Psychic call and Innsmouth Road discovery
McLemore receives a warning from a psychic caller but refuses to take the line. He and Merris travel to Innsmouth Road, where they uncover a double homicide and discover a large pod along with smaller ones.
Pods seized; large pod moved to forensics
McLemore and Merris steal two smaller pods to investigate, fearing a cover-up. The large pod is transported to the local forensics lab for analysis.
Rogers attacked; unknown metal fragment found
In the forensics lab, examiner Rogers is hacked to pieces by an unseen force. Forensics reports fragments of an unknown metal not matching any known material. The investigation deepens the mystery.
Military cover-up and entry denial
Military Police, led by a mysterious suited man, bar investigators from re-entering the scene. The same man is later seen leaving Robertson's office, and the deaths are ruled accidental despite evident anomalies.
Psychic Elaine Wentworth makes contact
The psychic Lady Elaine Wentworth calls Merris' home, claiming she knows what happened the previous night. The suspicious call adds another thread to the unfolding conspiracy.
Entomologist lab encounter with pod
Sandbourn joins McLemore as they consult an entomologist. The pod is drilled open and the creature attacks the entomologist and Sandbourn. The monster is destroyed in a gas-filled terrarium.
Merris' pod hatches; Merris slain
McLemore recalls Merris' pod and they head to Merris' home to investigate. The pod has hatched and Merris is killed, triggering a chase as a second creature stirs into life.
Original creature location revealed
Elaine calls Merris' home to reveal the location of the original creature. McLemore and Sandbourn locate it, and Sandbourn calls for backup to secure the threat.
Final showdown and decapitation
The creature fights McLemore in a tense confrontation. With distraction from Sandbourn and Robertson, McLemore gains the upper hand and decapitates the creature with a chainsaw.
Explore all characters from Deep Space (1988). Get detailed profiles with their roles, arcs, and key relationships explained.
Dr. Forsyth (James Booth)
Head scientist of the satellite program who initially downplays risk and argues the threat can be contained. He wrestles with ethical implications as the creature’s awakening proves more dangerous than projected.
General Randolph (Norman Burton)
Militarized authority who pushes for rapid destruction of the creature via its remote system. He treats the incident as a high-priority security crisis and clashes with researchers over acceptable risk.
Det. Ian McLemore (Charles Napier)
Veteran police lieutenant drawn into a dangerous case that suggests government concealment. He pursues leads with determination, often ignoring protocol to protect the public.
Carla Sandbourn (Ann Turkel)
Newly transferred detective who partners with McLemore. She brings practical resolve to the investigation and quickly becomes involved in the escalating danger.
Lady Elaine Wentworth (Julie Newmar)
A mysterious psychic who senses hidden knowledge about the creature’s origin. She communicates through calls and guides the detectives with cryptic insight.
Jerry Merris (Ron Glass)
McLemore’s partner who becomes entwined in the investigation’s dangerous trajectory. His pod encounter marks one of the early, pivotal deaths.
Professor Whately (Fox Harris)
Entomologist who studies the pod-like creatures and the hatching threat. His expertise makes him a key source of scientific knowledge before the danger overwhelms him.
Dr. Rogers (Anthony Eisley)
Forensic examiner who investigates the crime scenes and is violently attacked by the unknown force. His findings hint at the pods’ odd material and extraordinary threat.
Marylyn (Rachel Howard)
A civilian who encounters danger during the creature’s rampage, illustrating how the threat disrupts ordinary life.
Jason (Jesse Dabson)
A bystander whose presence underscores the reach of the threat as the creature begins its city-wide escape.
Learn where and when Deep Space (1988) takes place. Explore the film’s settings, era, and how they shape the narrative.
Location
Los Angeles, Innsmouth Road
The action unfolds across a dense urban landscape centered on Los Angeles. Key locations include the police precinct, the forensics lab, a suburban home, and Innsmouth Road where the first pods are found. The city serves as a fast-paced backdrop that amplifies fear as a mysterious biological threat escapes into civilian life.
Discover the main themes in Deep Space (1988). Analyze the deeper meanings, emotional layers, and social commentary behind the film.
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Creature
A sentient biological weapon drives the conflict, turning a routine satellite scramble into a city-wide hunt. The creature’s unpredictable aggression exposes flaws in containment and response protocols. The film uses the monster to explore fear, information gaps, and the fragility of safety in an urban setting.
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Bioethics
The satellite-derived threat raises questions about scientific ambition versus public risk. Forsythe’s minimization of danger clashes with military and civilian concerns about consequences if the creature awakens. The narrative frames containment, experimentation, and responsibility as urgent, shared duties.
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Law & Order
Police and military authorities clash with scientists as information is controlled and missions shift from investigation to survival. The pursuit of truth is hindered by cover-ups and bureaucratic inertia, until decisive action comes at a high cost. The story juxtaposes procedural grit with sudden, violent disruption at every turn.

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Discover the spoiler-free summary of Deep Space (1988). Get a concise overview without any spoilers.
In a near‑future Los Angeles, a covert government project hurls an engineered creature into orbit, believing it to be a controllable weapon. When the satellite malfunctions and the payload plummets back to Earth, the city is thrust into an unsettling quiet that quickly erupts into chaos. The atmosphere is a blend of sci‑fi paranoia and classic monster dread, with the glittering skyline hiding a hidden, alien threat that awakens under the weight of its own secrecy.
The story centers on veteran police lieutenant Ian McLemore, a hardened cop whose reputation for uncanny luck precedes him. Paired with the bright‑minded but green rookie Carla Sandbourn, McLemore is forced to confront a danger that lies far beyond ordinary crime. Their partnership is a study in contrast—McLemore’s world‑worn cynicism meets Sandbourn’s fresh idealism—creating a dynamic that drives the investigation forward amid mounting unease.
Adding an odd layer of mystique, a self‑professed psychic known as Lady Elaine Wentworth reaches out, hinting at knowledge that skirts the edges of science and the supernatural. As whispers of the fallen experiment ripple through the city’s underbelly, the tone remains taut, drenched in shadowed alleys, sterile labs, and the relentless hum of a metropolis on the brink. The film promises a tense cat‑and‑mouse chase, pitting an experienced lawman against an unknown horror while the very fabric of authority and secrecy begins to fray.
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