Greenland (2020) Characters, Setting & Themes Explained

The story unfolds across several key locations in the southeastern United States. It begins in Atlanta, Georgia, where John Garrity and his family live, then moves to Tampa, Florida, where the comet's shockwave causes massive destruction. The family later travels through Robins Air Force Base, a critical evacuation point, and temporarily stops in Lexington, Kentucky as they race toward what they believe will be safety.

• atlanta
• tampa
• robins air force base
• lexington
• kentucky
• locations
• setting

The film takes place in a contemporary setting during a global catastrophe. The story unfolds in real-time as a comet hurtles toward Earth, creating an immediate, present-day survival scenario. While no specific year is stated, the technology, social dynamics, and military response reflect modern day society facing an existential threat.

• time period
• contemporary
• modern
• apocalypse
• disaster

The film centers on survival against overwhelming odds as a comet threatens humanity with extinction. The Garrity family faces constant life-or-death situations, from the initial panic and evacuations to being kidnapped and ultimately crash-landing. Their journey showcases the extreme measures people will take to protect loved ones when civilization crumbles.

• survival
• apocalypse
• comet
• extinction
• family protection

Family dynamics are central to the narrative, specifically the strain and bonds formed during crisis. John is estranged from his wife Allison at the start, but the disaster forces them to reunite and work together to protect their son Nathan. The film explores how extreme circumstances either strengthen or test familial bonds, showing that family connection can endure even amid complete societal breakdown.

• family
• marriage
• relationships
• estranged
• divids
• reunion

The film illustrates how suddenly a disaster can disrupt everyday life, creating widespread panic and uncertainty. From military responses to complete societal breakdown, the narrative shows people frantically adapting as infrastructure collapses. The chaos is portrayed through desperate evacuations, looting, and the breakdown of normal social order as everyone competes for limited resources and escape routes.

• chaos
• panic
• society
• breakdown
• disaster
• evacuation

John Garrity, played by Gerard Butler, is a devoted father and estranged husband whose primary goal is ensuring his family's safety during the global catastrophe. He demonstrates determination and resourcefulness, making difficult decisions under extreme pressure. His protective instincts and deep love for his wife and son drive every action he takes throughout the crisis.

• john garrity
• gerard butler
• father
• protector
• husband

Allison Garrity, played by Morena Baccarin, is John's estranged wife who navigates the disaster with courage and resilience. Her maternal protective instincts drive her actions throughout the crisis. Despite the tension in her marriage at the beginning, her dedication to her family becomes the central emotional anchor as she works alongside John to ensure their son Nathan's survival.

• allison garrity
• morena baccarin
• mother
• wife
• protective

Nathan Garrity is the young son of John and Allison, whose health condition adds urgent stakes to the family's survival journey. His innocence and vulnerability highlight the high stakes of the family's mission. Nathan represents the profound responsibility parents feel toward their children under extreme circumstances, motivating the adults to push through seemingly impossible obstacles.

• nathan
• son
• child
• health
• innocence
• parental love

Dale, played by Scott Glenn, is Allison's father who represents safety and stability amid complete chaos. He embodies hope in a time of despair, serving as a potential refuge for the family. His presence becomes vital as the Garrity family seeks to reunite and find solace during the unfolding disaster, representing the idea of home and family as a safe harbor.

• dale
• scott glenn
• father-in-law
• refuge
• hop
• safety

Beyond being a literal threat, the comet represents humanity's vulnerability and the fragility of civilization. It serves as an equalizer that strips away social status and exposes true human nature. The film uses the comet catastrophe to explore themes of survival, sacrifice, and what matters most when facing total annihilation.

• comet
• civilization
• vulnerability
• threat
• existential
• destruction