Story Structure — 5 Plot Phases
The Falling Astronaut
An astronaut loses oxygen and asks ground control to destroy his spacecraft. Scientists later identify an alien lifeform connected to the dead astronaut.
Key Events
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Astronaut's Failing Return — An astronaut runs out of oxygen while attempting a crash landing.
Location: Spacecraft
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Emergency Radio Contact — The astronaut re-establishes contact and requests ship destruction.
Location: Spacecraft and ground control
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Ship Self-Destruction — Ground control presses the red button and the spacecraft explodes.
Location: Ground control
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Alien Infection Discovered — Steve and Donna discover an alien lifeform connected to the dead astronaut. Characters: Steve Curan, Donna
Location: Scientific investigation site
The Arm on the Shore
Paul and Marta find a severed arm on a California beach. Paul takes it home, unknowingly bringing the supernatural threat into his life.
Key Events
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Arm Found on Beach — Paul and Marta find a severed arm bearing an astronaut's sleeve. Characters: Paul Lawrence, Marta Farnstrom
Location: California beach
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Paul Takes the Arm Home — Paul brings the arm home for further study. Characters: Paul Lawrence, Marta Farnstrom
Location: Paul's home
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Landlady Murdered — The hand murders Paul's landlady after being brought indoors. Characters: Paul Lawrence
Location: Paul's home
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Paul Becomes Possessed — The hand possesses Paul and begins controlling his actions. Characters: Paul Lawrence
Location: Paul's home
Possession in California
The hand murders Paul's landlady and possesses Paul. Under its influence, he attacks people around town, including Marta and the soda shop owner.
Key Events
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Paul Becomes Possessed — The hand possesses Paul and begins controlling his actions. Characters: Paul Lawrence
Location: Paul's home
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Attack Through Town — Possessed Paul attacks people around town. Characters: Paul Lawrence
Location: California town
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Soda Shop Attack — The possessed Paul attacks the soda shop owner. Characters: Paul Lawrence, Soda Shop Owner
Location: Soda shop
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Marta Targeted — The possessed Paul attacks Marta, making the threat personal. Characters: Paul Lawrence, Marta Farnstrom
Location: California town
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Fingerprint Evidence Found — The dead astronaut's fingerprints are found on the landlady's corpse. Characters: Steve Curan
Location: California
Evidence and Suspicion
The astronaut's fingerprints are found on the landlady's corpse. Steve and Donna investigate Paul, while Sheriff Townsend suspects Paul rather than accepting the alien explanation.
Key Events
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Scientists Reach California — Steve and Donna arrive in California to investigate Paul's connection. Characters: Steve Curan, Donna
Location: California
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Paul Questioned — The scientists question Paul while the sheriff treats him as the culprit. Characters: Paul Lawrence, Steve Curan, Donna, Sheriff Townsend
Location: California
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Sheriff Rejects Alien Theory — Sheriff Townsend remains skeptical of the alien explanation. Characters: Steve Curan, Sheriff Townsend, Paul Lawrence
Location: California
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Paul Regains Clarity — During a lucid moment, Paul captures the hand. Characters: Paul Lawrence
Location: California
The Hand Escapes Again
Paul briefly regains control, captures the hand, and takes it to the city dump. After the hand is stabbed and eaten by cats, Paul is freed, but the final empty box preserves the threat.
Key Events
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Paul Regains Clarity — During a lucid moment, Paul captures the hand. Characters: Paul Lawrence
Location: California
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Hand Taken to Dump — Paul carries the captured hand to the city dump. Characters: Paul Lawrence
Location: City dump
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Broken Bottle Strike — Paul stabs the hand with a broken bottle. Characters: Paul Lawrence
Location: City dump
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Cats Destroy the Hand — Cats eat the wounded hand, freeing Paul from its influence. Characters: Paul Lawrence
Location: City dump
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Paul and Marta Reunited — Paul and Marta are together again after the supernatural crisis. Characters: Paul Lawrence, Marta Farnstrom
Location: California
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Scientists Return — Steve and Donna return to Washington after the California investigation. Characters: Steve Curan, Donna
Location: Washington
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Transport Box Reopened — The transporters open the box that had confined the apprehended hand.
Location: Federales' transport area
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Empty Box Reveal — The camera reveals that the box is empty as the film ends.
Location: Inside the transport box