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Skylines (2020) Plot Summary & Timeline

Skylines (2020) movie poster

Skylines is a 2020 action and adventure film directed by Liam O'Donnell, running 1 hour 53 minutes. This page retells the whole story in 638 words (about 3 minutes to read) and covers 15 key events in order, 5 characters, where and when it is set and 2 themes. Looking for the cast, ratings and where to stream it? See the movie page for Skylines.

to read the plot summary
3 min
key events in the timeline
15
characters profiled
5
themes explained
2
Skylines (2020) movie poster
Released
Runtime
1h 53m
Director
Liam O'Donnell
Original language
English
No spoilers

What Is Skylines About?

The premise of Skylines in 310 words, with nothing given away. The full story follows below.

In a near‑future where a relentless virus has pushed humanity to the brink, the remnants of Earth cling to survival amid crumbling cities and strained alliances. The sky is forever tinged with the amber glow of distant orbital stations, and the desperate search for a cure has become the world’s single, unifying obsession. Technology flickers between the salvaged and the experimental, casting a cold, clinical light over a society that has learned to value every breath as a precious commodity.

Leading the charge against this looming extinction is Rose Corley, a seasoned captain whose resolve is as sharp as the stars she charts. Hardened by loss yet driven by a fierce hope, she commands a crew of specialists who share her willingness to risk everything for a chance at redemption. Their mission—venturing beyond the familiar constellations to a remote world rumored to hold the key to humanity’s survival—places them at the edge of known space, where the vacuum feels like a living entity waiting to test their resolve.

The destination, an uncharted planet bathed in perpetual twilight, teems with enigmatic hybrid beings. These alien‑human amalgams hint at a fragile balance between curiosity and danger, their very existence suggesting that salvation may lie in unexpected cooperation. As the expedition navigates the planet’s alien landscapes, subtle political currents swirl, pulling the crew into a network of uneasy truces and hidden agendas that mirror the fractured state of Earth itself.

The film’s tone blends stark, gritty realism with moments of awe‑inspiring wonder, inviting the audience to feel the weight of the universe pressing in on the characters while also glimpsing the fragile beauty of hope. Against a backdrop of interstellar peril, Rose Corley and her team embody the restless spirit of those who dare to venture into the unknown, holding fast to the belief that somewhere, amidst alien horizons, a cure—and a future—await.

Full plot

What Happens in Skylines?

The complete story of Skylines, from the first scene to the last, in 638 words (about 3 minutes). Spoilers throughout. Names in the text link to 8 cast member pages.

Spoilers ahead

Earth faces a catastrophic invasion by aliens, leading to harrowing consequences for humanity. A father’s mind is “harvested” by the extraterrestrials, who integrate his consciousness into an alien body. Despite his transformation, the father’s will resists, fiercely battling against the aliens threatening his pregnant wife. Amidst chaos and destruction, she gives birth during a fierce confrontation, with the child being taken in by a man amongst the chaos. Thus, Rose is born under a radiant blue light, which accelerates her growth and imbues her with extraordinary abilities. She harnesses these powers to liberate the harvested minds, known as Pilots, trapped within alien forms, reuniting families torn apart by the invasion.

Leading the human resistance, Rose (Lindsey Morgan) commands a fleet against the terrifying Armada, the Harvester mothership orbiting the Moon. In a tense engagement, Rose falters before firing at the enemy, resulting in a devastating loss, including one of her ships. In a desperate bid to protect Earth, she sacrifices another ship, ultimately destroying the Armada but at a tragic cost that leaves her overwhelmed with guilt. After the battle, Rose mysteriously disappears as humanity attempts to rebuild, while billions of freed Pilots now walk among them, distinguished by their eye color: blue indicates alien control and red, liberation.

Five years later, Rose lives in a tent city near the remnants of London, evading capture from resistance forces led by Leon (Jonathan Howard). To combat the aging process linked to her hybrid nature, she relies on hyper-oxygenated blood transfusions from her ally, Dr. Mal (Rhona Mitra). However, a catastrophic viral outbreak threatens the Pilots and anyone receiving transplants from them, including Huana (Yayan Ruhian), who lost multiple limbs while fighting the aliens fifteen years prior. The insidious virus consumes the Pilots, reverting them back to their compliant states within 72 hours.

After being captured by Leon, Rose learns from General Radford (Alexander Siddig) that the core drive from the Armada has inexplicably shifted to the Harvester homeworld, Cobalt One. This component is pivotal for saving the minds of the Pilots. Alone, she reunites with her Pilot adoptive brother Trent (Jeremy Fitzgerald) and hesitantly agrees to the dangerous mission to recover it, knowing Cobalt One remains uncharted land.

Upon arrival, a series of unfortunate events unfold as their ship crashes due to a collision with a Harvester vessel, leaving them stranded and grappling with dwindling power supplies. Accompanied by Trent, Leon, Owens (Daniel Bernhardt), and Alexi (Ieva Andrejevaite), they navigate the eerie landscape filled with deceased Harvesters and grotesque shadow creatures. Sacrificing herself, Alexi uses a pulse grenade to save the crew, allowing them to reach the Armada where Rose encounters the Matriarch (Phong Giang) who threatens their mission.

Through Trent’s encouragement, Rose breaks free from the Matriarch’s influence, coming into her own power and making the bold decision to seize the core drive. Betrayal ensues as Owens turns against them, infecting Trent before escaping with the crucial device, leaving Rose and Leon trapped inside the Armada. In a moment of shocking revelation, Rose and Leon discover Radford’s hidden agenda involving a biological weapon unleashed on Cobalt One, designed to eradicate the Harvesters but inadvertently triggering catastrophic side effects among the Pilots back on Earth.

Confronted by chaos, the Matriarch seeks vengeance, leading to intense confrontations aboard the spaceship. As the stakes escalate, Owens faces retribution while Trent valiantly fights to reclaim his humanity. Ultimately, Rose manages to transport the Pilots on her ship back to Earth, aligning with Dr. Mal’s urgent quest to find a cure for the afflicted.

At the climax of this tumultuous saga, Rose learns about a prison where Radford imprisoned perceived threats, including her and Trent’s long-lost father, Mark Corley. With renewed resolve, Rose sets a course to rescue him, marking the beginning of a new chapter in their relentless fight for humanity’s survival.

Timeline

Skylines Timeline: Every Key Event in Order

15 key events in the order they happen, from “Alien Invasion Begins” to “Journey to Rescue”. 5 events name a place, across 4 locations.

  1. 1

    Alien Invasion Begins

    Earth experiences a catastrophic invasion as extraterrestrial forces descend upon the planet. People everywhere are thrown into turmoil as the aliens unleash their terrifying power, leading to widespread chaos and destruction.

  2. 2

    Father Harvested

    During the invasion, a father becomes a victim of the aliens, his consciousness harvested and integrated into an alien body. Despite this transformation, his will remains strong, as he fights to protect his pregnant wife amidst the chaos.

  3. 3

    Birth of Rose

    In the heat of battle, the father’s wife gives birth to a daughter, Rose, under a radiant blue light. This moment not only marks the arrival of a new life but also imbues Rose with extraordinary abilities connected to her miraculous birth.

  4. 4

    Rose's Rebellion

    Now possessing formidable powers, Rose begins her mission to liberate the 'Harvested' minds, known as Pilots, who are trapped within alien bodies. Her goal is to reunite families that were torn apart during the invasion.

  5. 5

    Leading the Resistance

    Rose rises to become a leader in the human resistance, commanding a fleet against the alien Armada orbiting the Moon. Tensions run high during a critical engagement, where she faces her first significant failure, resulting in the loss of one of her ships.

    Where:Moon

  6. 6

    Sacrifice for Earth

    In a desperate attempt to protect the remaining forces and Earth itself, Rose sacrifices another ship in a final push against the Armada. Although victorious, the emotional toll weighs heavily on her as she grapples with the cost of her actions.

  7. 7

    Mysterious Disappearance

    After the Armada is defeated, Rose vanishes without a trace as humanity begins to rebuild. Meanwhile, billions of freed Pilots return to normal life, but their unique eye colors become symbols of their differing fates.

  8. 8

    Five Years Later

    Five years have passed since the victory over the aliens, and Rose is living in a tent city near the remnants of London. She struggles to avoid capture by the resistance forces now led by Leon, while relying on medical assistance to combat her aging.

    Where:London

  9. 9

    Viral Outbreak Threat

    A catastrophic viral outbreak threatens the freedom of the Pilots and anyone who received blood transfusions from them. The insidious virus can revert them to their former compliant states within just 72 hours.

  10. 10

    Captivity and Revelation

    Captured by Leon, Rose learns from General Radford of a critical component from the Armada that now resides on the Harvester homeworld, Cobalt One. This device is vital for saving the minds of the Pilots and crucial for Rose’s mission.

    Where:Cobalt One

Show the other 5 events of Skylines
  1. 11

    Stranded on Cobalt One

    After arriving at Cobalt One, Rose and her team suffer a catastrophic setback when their ship crashes into a Harvester vessel. They find themselves stranded in a hostile environment, battling dwindling resources.

    Where:Cobalt One

  2. 12

    Sacrifice and Growth

    As the team navigates the eerie landscape filled with dangers, Alexi sacrifices herself to save the crew using a pulse grenade. This act of bravery allows Rose to confront the Matriarch, a powerful figure defending the core drive.

  3. 13

    Betrayal and Conflict

    In the midst of conflict with the Matriarch, Owens betrays the group, infecting Trent and escaping with the crucial core drive. This treachery leads Rose and Leon to uncover a hidden agenda involving a biological weapon unleashed on Cobalt One.

  4. 14

    Return to Earth

    Despite the chaos and losses sustained during the battle, Rose manages to transport the liberated Pilots back to Earth. She teams up with Dr. Mal to search for a cure that can save those affected by the devastating virus.

    Where:Earth

  5. 15

    Journey to Rescue

    Rose discovers the existence of a prison holding perceived threats, including her and Trent's long-lost father, Mark Corley. With renewed determination, she embarks on a mission to rescue him, signaling a hopeful new chapter in their struggle for humanity's survival.

Characters

Who Are the Main Characters in Skylines?

5 characters, among them Rose (Lindsey Morgan), Leon (Jonathan Howard) and Dr. Mal (Rhona Mitra): who each one is and the part they play in the story. Every profile links to the actor’s page.

  • Lindsey Morgan as Rose (Lindsey Morgan) in Skylines

    Rose (Lindsey Morgan)

    Played by Lindsey Morgan

    Rose is a resilient leader of the human resistance, battling both external alien threats and her internal struggles with guilt and identity. Born under extraordinary circumstances with unique abilities, she becomes instrumental in liberating harvested minds and reunifying families. Her fierce determination and evolving powers demonstrate her growth as a character and her commitment to fighting for humanity.

    • 👩‍🚀 Leader
    • 💪 Strength
    • 🌌 Hybrid
  • Jonathan Howard as Leon (Jonathan Howard) in Skylines

    Leon (Jonathan Howard)

    Played by Jonathan Howard

    Leon is a complex character driven by a sense of duty to protect what remains of humanity. His initial role as an antagonist presents moral dilemmas, but as revelations unfold, his journey reflects profound themes of loyalty and conflict. Capturing Rose heightens the drama, but eventually leads him to cross paths with her again under differing circumstances.

    • 🚨 Antagonist
    • ⚔️ Conflict
    • 🤔 Moral Dilemma
  • Rhona Mitra as Dr. Mal (Rhona Mitra) in Skylines

    Dr. Mal (Rhona Mitra)

    Played by Rhona Mitra

    Dr. Mal is a vital ally to Rose, providing medical expertise in a world ravaged by alien control and viral outbreaks. Her knowledge is crucial for the survival of the hybrid beings, navigating the intricate lines between science and morality. Characterized by determination and compassion, she embodies the hope for a cure amidst chaos.

    • 🩺 Healer
    • 🧬 Science
    • 🧠 Intelligence
  • Daniel Bernhardt as Owens (Daniel Bernhardt) in Skylines

    Owens (Daniel Bernhardt)

    Played by Daniel Bernhardt

    Owens presents a shadowy figure who illustrates betrayal and moral ambiguity in the struggle for survival. Initially part of the human effort, his ulterior motives lead to disastrous consequences for Rose and her team. His actions challenge the lines between ally and enemy, highlighting the volatility of trust in times of crisis.

    • 🕵️‍♂️ Betrayal
    • 🔪 Conflict
    • 🤐 Secrets
  • T(

    Trent (Jeremy Fitzgerald)

    Played by Jeremy Fitzgerald

    Trent serves as Rose's adoptive brother and a figure of support amid intense challenges. His loyalty and bravery shine as he grapples with his own struggles while striving to reclaim his humanity. His character highlights the theme of family ties amidst mayhem, showcasing deep emotional connections in tumultuous times.

    • 👦 Family
    • 🎖️ Loyalty
    • 🌅 Courage
Setting

Where and When Is Skylines Set?

Skylines is set in Earth, London and Cobalt One (Five years after invasion). Here is why the time and place matter to the story.

When

Five years after invasion

The events unfold five years after a catastrophic alien invasion has altered human existence. During this time, humanity faces dire consequences, grappling with the remnants of their old lives and the newly emerging challenges of hybrid beings and viral outbreaks.

Where

Earth, London, Cobalt One

The movie primarily takes place on Earth, amidst the remnants of a devastated London, where survivors grapple with the aftermath of an alien invasion. Cobalt One is an ominous, uncharted planet serving as the Harvester homeworld, known for its eerie landscapes and the lingering threat of alien forces.

  • 🏙️ City
  • 🌌 Alien World
Themes

What Are the Themes of Skylines?

2 ideas the story keeps returning to, among them Sacrifice and Hope and Redemption.

  1. 01

    Sacrifice

    Sacrifice is a central theme as characters navigate the harrowing consequences of their choices in the fight against an alien threat. Rose's journey is marked by difficult decisions that lead to losses, showing that the resistance comes at a significant personal cost. The sacrifices made in order to liberate the harvested minds emphasize the lengths to which individuals will go to save their loved ones and humanity.

  2. 02

    Hope and Redemption

    Despite the overwhelming odds, the theme of hope and redemption is woven throughout the narrative. Rose embodies this hope as she seeks to reclaim the lives of the Pilots and reunite families. Her evolution illustrates the possibility of redemption in the face of despair as she confronts her own internal battles while leading the fight for humanity's survival.

Tone & mood

What Kind of Film Is Skylines?

Tense in tone, with fast pacing and a complex story, going by the plot summary.

Tone
Tense
Pacing
Fast
Story
Complex
Intensity
High
Ending
Happy

A fast-paced, high-stakes sci-fi thriller that maintains relentless tension through desperate survival missions, graphic battles, and the heavy emotional weight of personal guilt amidst a bleak interstellar conflict.

  • tense
  • desperate
  • epic
  • oppressive
  • anxious
  • somber
  • alien invasion
  • survival
  • guilt and redemption
  • found family

Content notes: war violence, body horror, mass death, psychological manipulation.

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Where to watch

Where to Watch Skylines

Stream it on Hoopla and Netflix, or rent or buy it from Amazon Video and Apple TV Store. US availability and prices from JustWatch.

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FAQ

Skylines Plot Questions

5 quick answers about Skylines, taken from the plot summary, character guide and setting on this page and the film’s credits.

What is Skylines about?

In a near‑future where a relentless virus has pushed humanity to the brink, the remnants of Earth cling to survival amid crumbling cities and strained alliances.

Read the full plot summary

When and where does Skylines take place?

Skylines is set in Earth, London and Cobalt One (Five years after invasion). The events unfold five years after a catastrophic alien invasion has altered human existence. During this time, humanity faces dire consequences, grappling with the remnants of their old lives and the newly emerging…

The setting explained

Who are the main characters in Skylines?

The story follows Rose (Lindsey Morgan) (played by Lindsey Morgan), Leon (Jonathan Howard) (played by Jonathan Howard), Dr. Mal (Rhona Mitra) (played by Rhona Mitra) and Owens (Daniel Bernhardt) (played by Daniel Bernhardt); the character guide covers 5 characters in all.

All the characters

What are the main themes of Skylines?

The summary picks out 2 themes: Sacrifice and Hope and Redemption.

The themes explained

Who directed Skylines?

Skylines (2020) was directed by Liam O'Donnell and runs 1 hour 53 minutes.

Liam O'Donnell’s films

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