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The Giant Claw (1957) Plot Summary & Timeline

The Giant Claw (1957) movie poster

The Giant Claw is a 1957 horror and sci-fi film directed by Frank Griffin and Fred F. Sears, running 1 hour 14 minutes. This page retells the whole story in 359 words (about 2 minutes to read) and covers 12 key events in order, 6 characters, where and when it is set and 3 themes. Looking for the cast, ratings and where to stream it? See the movie page for The Giant Claw.

to read the plot summary
2 min
key events in the timeline
12
characters profiled
6
themes explained
3
The Giant Claw (1957) movie poster
Released
Runtime
1h 14m
Genres
Horror, Sci-Fi
Original language
English
No spoilers

What Is The Giant Claw About?

The premise of The Giant Claw in 342 words, with nothing given away. The full story follows below.

In the high-stakes world of aeronautical engineering, Mitch MacAfee finds his expertise tested by something far beyond the scope of conventional science. During a routine radar test flight near the North Pole, a sighting of an unidentified flying object triggers a sequence of events that defies immediate explanation. While officials are quick to dismiss the incident as a hoax or a mere anomaly, MacAfee remains adamant about what he witnessed, setting the stage for a conflict between skeptical authority and a terrifying reality that is just beginning to unfold.

The premise takes a sharp turn into the bizarre as reports surface of a colossal, turkey-shaped creature erupting from prehistoric skies, initially mistaken for a UFO due to its incredible speed. This is no ordinary beast; it is a monstrosity described as being “as big as a battleship,” possessing a terrifying indifference to both life and architecture. As the creature’s presence shifts from rumor to undeniable threat, the film cultivates a mood of rising panic, exploring the vulnerability of modern civilization when faced with a biological force that seems to outmatch conventional military defenses.

Aided by mathematician Sally Caldwell, MacAfee navigates a treacherous path of disbelief and bureaucratic friction. Their journey is defined by the pursuit of truth in the face of absurdity, highlighting the tension between scientific observation and military protocol. The narrative draws the audience into a world where the laws of physics and nature are upended, requiring the characters to rely on intellect and courage to understand a threat that borders on the supernatural.

As the shadow of the giant bird looms over the populace, the story builds toward a confrontation that promises to test the limits of human ingenuity. With the origins of the beast hinting at something otherworldly—perhaps even antimatter in nature—the stakes are elevated from a simple monster hunt to a struggle for survival against an enigmatic invader. The film stands as a classic testament to the era’s sci-fi sensibilities, where the unknown is met with determination and the skies hold secrets far darker than the stars.

Full plot

What Happens in The Giant Claw?

The complete story of The Giant Claw, from the first scene to the last, in 359 words (about 2 minutes). Spoilers throughout. Names in the text link to 6 cast member pages.

Spoilers ahead

Mitch MacAfee, Jeff Morrow, a civil aeronautical engineer, spots an unidentified flying object during a radar test flight near the North Pole. Three jet fighters scramble to intercept the mysterious craft, but one aircraft vanishes without a trace. Officials react with anger toward MacAfee, suspecting a hoax even as the mystery deepens and questions about what truly happened in the frigid skies linger.

Returning to New York with Sally Caldwell, Mara Corday, a mathematician who helped interpret the data, their plane comes under attack once more. With their pilot killed, they crash-land in the Adirondack mountains, where Pierre Broussard, Louis Merrill, a French-Canadian farmer, rescues them and reports seeing La Carcagne, a giant monster bird that he believes stalks the region.

MacAfee’s account is greeted with skepticism at first, but a string of additional disappearances forces the authorities to take the threat seriously. The creature is described as enormous, “as big as a battleship,” and is rumored to originate from an antimatter galaxy, a being whose power seems to outmatch conventional military forces. The investigation widens to include scientists and generals who must sift through evidence and confrontation with a threat that defies easy explanation.

With the clock ticking, MacAfee teams with Caldwell, Dr. Karol Noymann, Edgar Barrier a scientist studying the creature’s unusual energy signatures, Lt. Gen. Edward Considine, Morris Ankrum, and General Van Buskirk, Robert Shayne. Together, they mount a plan to counter the invincible foe by exploiting a critical vulnerability in its antimatter-based defenses, a chase that pushes them to the edge of science and courage.

The final confrontation erupts in Manhattan as the colossal bird plummets on the city, targeting symbolic landmarks like the Empire State Building and the United Nations building. The team deploys a daring solution using exotic muonic atoms launched from the tail gun position of a B-25 bomber. The carefully crafted strike collapses the creature’s antimatter shield, allowing missiles to strike true and kill the monster. As the beast falls toward the Atlantic, a solitary claw sinks beneath the waves, marking the end of a crisis that began in the ice and ended in a struggle to outthink an otherworldly might.

Timeline

The Giant Claw Timeline: Every Key Event in Order

12 key events in the order they happen, from “Radar test detects unidentified object near North Pole” to “Aftermath: relief, then a somber close”. 12 events name a place, across 12 locations.

  1. 1

    Radar test detects unidentified object near North Pole

    Mitch MacAfee conducts a radar test flight when an unidentified flying object is detected in the polar skies. Three jet fighters are scrambled to identify the anomaly, but one jet goes missing in the freezing air. Officials react with anger and suspicion, hinting at a hoax despite the unusual activity.

    When:Opening sequence Where:North Pole region

  2. 2

    Jets pursue the unidentified object; a jet vanishes

    The pursuing aircraft chase the object, but it vanishes leaving no trace in the cold expanse. The disappearance fuels official anger toward MacAfee and intensifies the sense that something unprecedented may be at play. The incident raises the stakes for future encounters.

    When:Shortly after detection Where:North Pole airspace

  3. 3

    Return flight attacked; crash-lands in Adirondacks

    MacAfee and mathematician Sally Caldwell attempt to return to New York in their damaged plane when the UFO strikes again. Their pilot dies in the assault, and they crash-land in the Adirondacks. The survivors' fate hinges on a remote rescue and the looming question of what they witnessed.

    When:During return flight to New York Where:Adirondacks

  4. 4

    Pierre Broussard rescues survivors; reports La Carcagne

    Pierre Broussard, a French-Canadian farmer, pulls MacAfee and Caldwell from the wreckage and provides first-hand observations. He describes a gigantic bird he calls La Carcagne circling the area. His account adds a local, tangible witness to the extraordinary claims.

    When:After crash Where:Adirondacks (farm vicinity)

  5. 5

    Skepticism at the military base

    Back at base, MacAfee's report is met with bewilderment and skepticism from officials who doubt such a creature exists. The loss of life and equipment continues to mount, fueling a tense debate about the threat. The situation tests MacAfee's credibility while driving the plot forward.

    When:Early aftermath Where:Military base / command center

  6. 6

    More aircraft disappear; credibility solidifies

    As additional aircraft vanish under mysterious circumstances, the military is forced to take MacAfee's warnings seriously. The pattern of destruction becomes undeniable, and officials begin mobilizing a response. The stakes escalate from disbelief to urgent action.

    When:Subsequent incidents Where:Air defense command

  7. 7

    Discovery: the behemoth from an antimatter galaxy

    Investigations reveal the giant bird is behind the episodes and is described as 'as big as a battleship.' The possibility that it comes from an antimatter galaxy reframes the threat into a cosmic scale. Conventional weaponry now seems powerless against the creature's extraordinary nature.

    When:Mid-film Where:Military briefing room

  8. 8

    Strategic plan to defeat the monster

    Mitch, Sally, Dr. Karol Noymann, General Considine, and General Van Buskirk convene to craft a plan. They combine scientific insight with military strategy to target the creature's defenses. The team aims to outmaneuver it with a weapon capable of collapsing its antimatter shield.

    When:Mid-to-late film Where:Base operations room

  9. 9

    Monster attacks Manhattan: ESB and UN buildings under threat

    The gigantic bird assaults New York City, attacking iconic targets like the Empire State Building and the United Nations building. The city scrambles to evacuate while defenders search for a tactic to halt the beast. The confrontation turns into a fight for the city’s survival.

    When:Climax begins Where:Manhattan, New York City

  10. 10

    Muonic atoms deployed from a B-25's tail gun

    A B-25 bomber carries a tail gun-mounted weapon that fires exotic muonic atoms designed to collapse the creature's antimatter shield. The operation is perilous and requires pinpoint timing amid the chaos over the city. The deployment marks the turning point of the battle.

    When:Climax Where:Over New York / tail gun position

  11. 11

    Defeat and fall into the Atlantic

    The muonic attack breaches the creature’s defenses and missiles strike true, killing the monster. It plummets from the sky, its form fading as it falls toward the Atlantic. The last sight is a claw sinking into the ocean beyond New York Harbor.

    When:Finale Where:Atlantic Ocean off NYC

  12. 12

    Aftermath: relief, then a somber close

    With the threat vanquished, survivors survey the wreckage and the city breathes again. The film closes on a cautious note of recovery as the claw sinks beneath the waves. The ending lingers on the cost of a near-catastrophic encounter with an otherworldly predator.

    When:Ending Where:Atlantic / near NYC

Characters

Who Are the Main Characters in The Giant Claw?

6 characters, among them Mitch MacAfee (Jeff Morrow), Sally Caldwell (Mara Corday) and Dr. Karol Noymann (Edgar Barrier): who each one is and the part they play in the story. Every profile links to the actor’s page.

  • MM

    Mitch MacAfee (Jeff Morrow)

    Played by Jeff Morrow

    Mitch MacAfee is a civil aeronautical engineer whose radar spotting of the unidentified object triggers the crisis. He remains rational and persistent, pushing for action even when officials doubt the threat. He partners with Sally Caldwell to bring a scientific approach to the defense plan and leads the flight back and forth between science and action.

    • 🧭 Leader
    • 🧠 Engineer
  • SC

    Sally Caldwell (Mara Corday)

    Played by Mara Corday

    Sally Caldwell is a mathematician/scientist who analyzes the UFO and helps chart its behavior. She combines analytical rigor with courage, becoming a crucial bridge between the military response and scientific theory. Her collaboration with Mitch enables the team to translate data into a viable countermeasure.

    • 🧠 Scientist
    • 🔎 Researcher
  • DK

    Dr. Karol Noymann (Edgar Barrier)

    Played by Edgar Barrier

    Dr. Karol Noymann is a scientist who contributes theoretical insight into the creature and its antimatter shield. He works with the team to devise a plan that translates unusual phenomena into a practical attack. His expertise helps turn skepticism into a data-driven defense.

    • 🔬 Scientist
    • 🧠 Theorist
  • LG

    Lt. Gen. Edward Considine (Morris Ankrum)

    Played by Morris Ankrum

    Lt. Gen. Edward Considine is the cautious, authoritative military mind who must balance public safety with bureaucratic inertia. He grows from skepticism to determined support as the threat becomes undeniable. He coordinates the high-level strategy that underpins the counterattack.

    • 🎖️ General
    • 🗺️ Strategist
  • GV

    Gen. Van Buskirk (Robert Shayne)

    Played by Robert Shayne

    Gen. Van Buskirk is a senior military figure who emphasizes discipline and rapid decision-making in the face of cascading aircraft losses. He collaborates with Mitch and the scientists to deploy a credible countermeasure. He embodies the military’s willingness to adapt under extreme pressure.

    • 🎖️ General
    • 🧭 Planner
  • PB

    Pierre Broussard (Louis Merrill)

    Played by Louis Merrill

    Pierre Broussard is a French-Canadian farmer who first reports seeing La Carcagne and aids the protagonists with local knowledge. He represents the common-sense witness who validates the extraordinary events. His testimony helps to spur official attention and escalation of the case.

    • 🚜 Farmer
    • 🗺️ Witness
Setting

Where and When Is The Giant Claw Set?

The Giant Claw is set in North Pole radar test site, Adirondacks and New York City. Here is why the place matters to the story.

Where

North Pole radar test site, Adirondacks, New York City

The film opens with a radar test flight near the North Pole, establishing a remote, technical environment. After the unidentified object causes a jet to vanish and forces the heroes to crash-land, the Adirondacks become the rugged rescue landscape. The narrative then shifts to Manhattan as the giant creature attacks iconic locations like the Empire State Building and the United Nations, culminating in a climactic confrontation over New York City and the Atlantic.

  • 🧭 Polar regions
  • 🏙️ City settings
  • 🌲 Forested wilderness
Themes

What Are the Themes of The Giant Claw?

3 ideas the story keeps returning to, among them Heroism, Science and Collaboration.

  1. 01

    Heroism

    A core thread follows ordinary people and military partners risking their lives to defend the public. Scientists and pilots persevere under pressure, overcoming skepticism and bureaucratic inertia. The story emphasizes courage, resourcefulness, and self-sacrifice in the face of an almost invincible threat. The final victory hinges on teamwork across disciplines, not individual bravado.

  2. 02

    Science

    The film foregrounds scientific investigation as the key to understanding and defeating the monster. Sally Caldwell and Dr. Noymann translate observation into theory, testing ideas under tight deadlines. Initial disbelief by officials gives way to respect as measurements and calculations drive a countermeasure. The solution centers on exotic physics, muonic atoms, and experimental collaboration.

  3. 03

    Collaboration

    Defense of the public becomes a joint enterprise between scientists, pilots, and generals. Mitch MacAfee and Sally Caldwell work with General Considine and General Van Buskirk to coordinate resources and strategy. The movie frames success as a collective effort, blending civilian ingenuity with military organization. This teamwork under pressure is what enables the final strike against the antimatter threat.

Tone & mood

What Kind of Film Is The Giant Claw?

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

Tone
Tense
Pacing
Fast
Story
Straightforward
Intensity
High
Ending
Happy

A tense and fast-paced monster movie that creates a feeling of urgent global panic as a seemingly invincible alien creature terrorizes the world, culminating in a desperate scientific showdown.

  • anxious
  • panicked
  • desperate
  • urgent
  • unsettling
  • destructive
  • monster attack
  • giant creature
  • worldwide disaster
  • scientific investigation

Content notes: monster violence, destruction of cities, characters eaten alive.

Where to watch

Where to Watch The Giant Claw

Stream it on Mometu and Tubi TV. US availability and prices from JustWatch.

Streaming availability in the US, powered by JustWatch logo

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FAQ

The Giant Claw Plot Questions

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

What is The Giant Claw about?

In the high-stakes world of aeronautical engineering, Mitch MacAfee finds his expertise tested by something far beyond the scope of conventional science.

Read the full plot summary

When and where does The Giant Claw take place?

The Giant Claw is set in North Pole radar test site, Adirondacks and New York City. The film opens with a radar test flight near the North Pole, establishing a remote, technical environment. After the unidentified object causes a jet to vanish and forces the heroes to crash-land, the Adirondacks become…

The setting explained

Who are the main characters in The Giant Claw?

The story follows Mitch MacAfee (Jeff Morrow) (played by Jeff Morrow), Sally Caldwell (Mara Corday) (played by Mara Corday), Dr. Karol Noymann (Edgar Barrier) (played by Edgar Barrier) and Lt. Gen. Edward Considine (Morris Ankrum) (played by Morris Ankrum); the character guide covers 6 characters in all.

All the characters

What are the main themes of The Giant Claw?

The summary picks out 3 themes: Heroism, Science and Collaboration.

The themes explained

Who directed The Giant Claw?

The Giant Claw (1957) was directed by Frank Griffin and Fred F. Sears and runs 1 hour 14 minutes.

Frank Griffin’s films

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