Story Structure — 4 Plot Phases
Crash Over Perry Hall
An alien spaceship crashes near Perry Hall after an asteroid strike. The emerging creature begins killing hunters and civilians with a disintegrator ray.
Key Events
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Alien Ship Approaches Earth — A small alien spaceship cruises through the Solar System toward Earth.
Location: Solar System
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Asteroid Impact — An asteroid strikes the spaceship, sending it crashing near Perry Hall at night.
Location: Near Perry Hall
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Hunters Hear the Crash — Hunters hear the impact and alert the county sheriff.
Location: Perry Hall outskirts
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First Disintegrator Attack — The pilot emerges from the wreckage and kills investigating hunters with a disintegrator ray.
Location: Crash site
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Nighttime Civilian Attacks — The alien beast attacks a couple at home and a family driving through town.
Location: Perry Hall homes and roads
The Town Under Siege
Armed resistance fails because bullets cannot hurt the beast. Although a marksman removes its weapon, the town still faces casualties and evacuation.
Key Events
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Bullets Fail Against Beast — Armed residents and police confront the beast, but bullets cannot penetrate it and many men die.
Location: Perry Hall streets
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Marksman Disarms Creature — An expert marksman shoots off the creature's disintegrator, but his son and another officer die.
Location: Perry Hall
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Town Evacuation Begins — The police department begins evacuating the town as the creature remains dangerous.
Location: Perry Hall
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Wicker Refuses Cancellation — Mayor Bert Wicker refuses to cancel his party for Governor Embry despite the evacuation. Characters: Mayor Bert Wicker
Location: Mayor's office
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Drago Strangles His Girlfriend — After police deliver an evacuation order, Drago returns and strangles his girlfriend. Characters: Drago
Location: Drago's girlfriend's home
Violence Behind Closed Doors
The evacuation collapses into panic, domestic violence, and political irresponsibility. Steven Price discovers that electricity can temporarily repel the creature.
Key Events
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Partygoers Flee in Panic — A false warning about poison gas escaping from a nearby mine sends partygoers fleeing. Characters: Mayor Bert Wicker
Location: Wicker's party
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Wicker And Mary Jane Drink — Dispirited by the party's collapse, Wicker and Mary Jane stay home and drink heavily. Characters: Mayor Bert Wicker, Mary Jane
Location: Wicker's home
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Beast Attacks Doctor's Office — The beast appears at Price's office and kills several men. Characters: Steven Price
Location: Steven Price's office
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Electrical Basement Trap — Price and Ruth hide in the basement and electrocute the beast with a frayed electrical cord. Characters: Steven Price
Location: Doctor's office basement
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Girlfriend's Body Discovered — Drago's girlfriend's body is discovered and taken to Price, while Drago becomes suspected. Characters: Steven Price, Drago
Location: Doctor's office
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Drago Is Beaten — A man suspected of Drago's crime finds him and beats him after riding out on a dirt bike. Characters: Drago
Location: Perry Hall roads
The Last Electrical Stand
The beast kills Mary Jane and Mayor Bert Wicker, forcing the remaining defenders to create a larger electrical trap. A power-plant coil becomes their final weapon.
Key Events
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Drago Is Beaten — A man suspected of Drago's crime finds him and beats him after riding out on a dirt bike. Characters: Drago
Location: Perry Hall roads
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Sheriff Injured During Escape — The beast appears near a mutilated corpse, and the sheriff escapes with an injured leg.
Location: Perry Hall
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Wicker's Final Party Shelter — Price watches over Wicker and Mary Jane while they remain too drunk to evacuate. Characters: Steven Price, Mayor Bert Wicker, Mary Jane
Location: Wicker's house
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Basement Massacre — The beast kills Mary Jane, then tears off Wicker's head when he investigates the screams. Characters: Steven Price, Mayor Bert Wicker, Mary Jane
Location: Wicker's basement
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High Voltage Plan — Price's earlier electrical success supports using a high-voltage coil from the power plant. Characters: Steven Price
Location: Wicker's house
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Power Plant Assault — Drago assaults two evacuees at the power plant but is stopped by a shotgun blast. Characters: Drago
Location: Local power plant
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Trap Wires Are Installed — The survivors string metal wire between trees and connect it to the power plant coil. Characters: Steven Price
Location: Wicker's house and surrounding trees
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Beast Enters The Trap — The beast surprises the group, and one man holds the wire to keep it inside the trap.
Location: Wicker's house grounds
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Creature Explodes — The breakers are thrown; the electrical surge explodes the beast and kills the man holding the wire.
Location: Wicker's house grounds
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Camera Returns To Stars — The camera pans upward to the stars as the film ends.
Location: Night sky above Perry Hall
A creature from outer space crash lands in Baltimore and starts a killing spree that quickly escalates.