It’s Alive III: Island of the Alive (1987) Characters, Setting & Themes Explained

The film takes place primarily on a remote, desolate island where mutant children are kept and studied. The story also moves through a rainy city cab ride, a Cuban capture, and the coastal town of Cape Vale, Florida, culminating in a courtroom and a church scene.

• island setting
• remote location
• Cape Vale Florida
• Cuba
• desolate island

The events occur in the late 1980s, several years after the earlier films in the series, with a five-year gap before the expedition to the island. The era reflects the biotech anxieties and corporate intrigue characteristic of late-80s storytelling.

• late 1980s
• 1980s setting
• timeline
• era

The movie explores four primary themes: Mutation (the ethics of biotech experimentation), Motherhood (maternal instincts versus societal rejection), Corporate Greed (pharmaceutical exploitation of the mutants), and Isolation & Survival (physical and moral isolation forcing characters to confront danger without society's safety).

• mutation
• motherhood
• corporate greed
• isolation
• survival
• themes

Mutation serves as the central premise, turning medical experimentation into a moral battleground. The film explores how biotech work affects real people, blurring the line between victims and threats. Telepathic links among the mutants complicate who is considered human or monstrous, probing responsibility and the potential harms of unchecked science.

• mutation
• biotech
• genetic
• scientific responsibility
• ethics

Ellen's relationship with the mutant child anchors the emotional core, exploring how love and nurture persist under fear and stigma. The mothers' agency is tested as society rejects them, yet maternal instincts drive survival decisions. Ellen's shift from isolation to acceptance critiques social judgment and questions what it means to care for the vulnerable.

• motherhood
• maternal love
• Ellen Jarvis
• parental bonds
• acceptance

The pharmaceutical company Cabot embodies profit-driven motives that threaten human life for financial gain. The plot reveals attempts to exploit the mutants for drug development and rebranding, showcasing exploitation within corporate power structures. Ethical boundaries become negotiable when money is at stake, as public health concerns collide with corporate ambition.

• corporate greed
• pharmaceutical
• Cabot company
• exploitation
• profit

Stephen Jarvis (played by Michael Moriarty) is a once-celebrated actor turned father who becomes bitter and ostracized after his mutant son is spared in a controversial trial. He fights to protect his child and others like him, navigating hostility from society and the medical-industrial complex. His resolve and sense of responsibility drive the core moral conflict of the story.

• Stephen Jarvis
• Michael Moriarty
• father
• protagonist
• moral conflict

Ellen Jarvis (played by Karen Black) is the mother of the mutant child. She seeks autonomy while confronting fear and societal rejection. Her feelings oscillate between wanting a life apart from the chaos and choosing to care for the child out of love. By the end, she contributes to a fragile sense of family and safety for the child.

• Ellen Jarvis
• Karen Black
• mother
• maternal figure

Lt. Perkins (played by James Dixon) is a law-enforcement officer who becomes a key ally in launching the expedition to the island. He endures the dangers of the mission and survival at sea, representing pragmatism and duty in the face of the mutants' threat. His arc includes resilience and a critical role in guiding the group back toward safety.

• Lt. Perkins
• James Dixon
• law enforcement
• ally
• expedition

Dr. Swenson (played by Art Lund) is a physician-researcher recruited to study the mutants' growth. He embodies scientific curiosity and the push to understand the mutation, sometimes intersecting with the executives' profit-driven motives. His presence brings a clinical lens to the ethical questions surrounding the children.

• Dr. Swenson
• Art Lund
• researcher
• scientist
• medical

The mutant children are the offspring of the original mutant from earlier films, now quickly maturing on the isolated island. Their telepathic communication complicates questions of humanity, as they are sometimes protective and sometimes dangerous. The father's implied paternity adds personal stakes to the rescue mission.

• mutant children
• telepathy
• development
• offspring
• inhumanity

The island creates physical and moral isolation, forcing characters to confront danger without the safety of society. It serves as both a prison for the mutants and a testing ground for the protagonists' values. The voyage back to civilization tests loyalty and the limits of compassion, amplifying the tension between mercy and necessity.

• island
• isolation
• prison
• survival
• moral isolation

The film has a dark tone dominated by body horror, societal condemnation, and the tragic nature of the mutants' existence. The emotional weight is heavy, dealing with parental responsibility for monstrous creations, the trauma of being a social outcast, and the heavy cost of empathy in a hostile world. The ending is bittersweet, protagonists escape with a new child to raise, but this hopeful prospect is paid for with the death of the adult mutants and the immense burden of their legacy.

• dark tone
• body horror
• bittersweet ending
• emotional weight
• tragedy