Them! (1954) — AI Story Visualization

Plot Analysis Summary

An investigation into giant mutated ants expands from New Mexico to a worldwide threat, ending with the destruction of a Los Angeles colony and a warning about nuclear consequences.

Story Structure — 4 Plot Phases

Desert Evidence and the First Attack

Peterson and Blackburn find a traumatized girl, a ravaged trailer, and a destroyed store. Blackburn is attacked, bringing federal investigators into the case.

Key Events

• Girl Found in Desert — Peterson and Blackburn find a catatonic girl near a ravaged trailer. Characters: Sgt. Ben Peterson, Trooper Ed Blackburn Location: Desert near Alamogordo, New Mexico
• Store Crime Scene — The officers find the store destroyed and its owner dead in the cellar. Characters: Sgt. Ben Peterson, Trooper Ed Blackburn Location: Rural general store near Alamogordo
• Blackburn Attacked — Blackburn hears a pulsating sound, fires at an unseen attacker, and screams in agony. Characters: Trooper Ed Blackburn Location: Near the abandoned trailer
• FBI Joins Investigation — Graham joins Peterson's investigation and sends a print cast to Washington for analysis. Characters: Sgt. Ben Peterson, FBI Agent Robert Graham Location: New Mexico

The Ant Threat Revealed

The Medfords connect the girl's reaction to ants and identify the creatures as giant, mutated ants. The team finds a nest, but evidence reveals that queens have escaped.

Key Events

• Medfords Identify the Clue — The Department of Agriculture sends the myrmecologists to assist the investigation. Characters: FBI Agent Robert Graham, Dr. Harold Medford, Dr. Pat Medford Location: New Mexico
• Formic Acid Awakens Girl — Harold uses formic acid; the girl breaks her catatonia and cries, "Them!" Characters: Dr. Harold Medford Location: Medical care site in New Mexico
• Giant Ant at Trailer Site — Pat encounters a giant ant; Harold directs the officers to blind and kill it. Characters: Sgt. Ben Peterson, FBI Agent Robert Graham, Dr. Pat Medford, Dr. Harold Medford Location: Desert near the abandoned trailer
• Radiation Mutation Theory — Harold theorizes that radiation from the first atomic bomb test mutated the ants. Characters: Dr. Harold Medford, Sgt. Ben Peterson, FBI Agent Robert Graham Location: Desert near Alamogordo
• Nest Found by Helicopter — A helicopter search locates a nest surrounded by human remains. Characters: FBI Agent Robert Graham, Sgt. Ben Peterson, Dr. Pat Medford Location: Desert ant nest near Alamogordo
• Guard Ants in the Nest — The team enters the nest and kills two surviving guard ants. Characters: FBI Agent Robert Graham, Sgt. Ben Peterson, Dr. Pat Medford Location: Interior of the desert ant nest
• Queens Have Escaped — Pat finds evidence that two queens hatched and flew away. Characters: Dr. Pat Medford, FBI Agent Robert Graham, Sgt. Ben Peterson Location: Lowest level of the desert ant nest
• Threat to Human Dominance — Harold warns that spreading colonies could end humanity's dominance within a year. Characters: Dr. Harold Medford, FBI Agent Robert Graham Location: Desert ant nest

Queens Beyond the Desert

The investigation follows reports across locations, while an escaped queen's offspring attack a freighter in the Pacific. A stolen sugar shipment and witness account direct attention to Los Angeles.

Key Events

• Threat to Human Dominance — Harold warns that spreading colonies could end humanity's dominance within a year. Characters: Dr. Harold Medford, FBI Agent Robert Graham Location: Desert ant nest
• Investigation Expands — Graham and Pat question a hospitalized ranch foreman who claimed giant ants forced his plane down. Characters: FBI Agent Robert Graham, Dr. Pat Medford Location: Brownsville, Texas
• Queen Reaches Freighter — An escaped queen's offspring emerge aboard a freighter and attack its crew. Location: Freighter in the Pacific Ocean
• Freighter Sunk by Navy — A responding cruiser finds two survivors in the water; naval gunfire sinks the freighter. Location: Pacific Ocean
• Sugar Shipment Leads to Los Angeles — A stolen sugar report and a witness's account point investigators toward the storm drains. Characters: FBI Agent Robert Graham, Dr. Pat Medford, Dr. Harold Medford Location: Los Angeles

The Los Angeles Drain Search

Investigators conclude that the remaining queen and two missing boys may be in the city's storm drains. Under martial law, the search finds the boys and the final colony; Peterson dies saving the children, and the nest is destroyed.

Key Events

• Children Missing in Drains — Investigators connect a mutilated body and a giant ant print to the drains and two missing boys. Characters: FBI Agent Robert Graham, Dr. Pat Medford, Dr. Harold Medford Location: Los Angeles storm drain system
• Martial Law and Drain Search — Martial law and a curfew accompany the armed forces' search of the tunnels. Characters: Sgt. Ben Peterson, FBI Agent Robert Graham, Dr. Pat Medford, Dr. Harold Medford Location: Los Angeles storm drain network
• Peterson Rescues the Boys — Peterson finds the trapped boys, lifts them to safety, and is attacked and killed. Characters: Sgt. Ben Peterson Location: Los Angeles storm drains
• Final Colony Destroyed — Graham arrives with backup; the queen and hatchlings are located, and the nest is destroyed. Characters: FBI Agent Robert Graham, Dr. Pat Medford, Dr. Harold Medford Location: Los Angeles storm drains
• A World No One Can Predict — Graham wonders about other nuclear mutations; Harold says humanity has entered an unpredictable new world. Characters: FBI Agent Robert Graham, Dr. Harold Medford Location: Los Angeles

Story Breakdown

• Desert Crime Scenes — The first evidence points to a violent, unexplained threat near Alamogordo.
  • Catatonic Girl — Peterson and Blackburn find a traumatized girl near a ravaged trailer.
  • Blackburn Attacked — Blackburn investigates a strange sound and is attacked by an unseen creature.
• Scientific Investigation — The FBI and the Medfords identify the threat and investigate its origin.
  • Formic Acid Clue — Harold uses formic acid to awaken the girl, who cries out, "Them!"
  • Radiation Theory — Harold theorizes that atomic-test radiation mutated the ants.
• First Ant Nest — The team locates a desert nest and discovers the danger of escaped queens.
  • Guard Ant Fight — The team fights surviving guard ants inside the nest.
  • Queens Escape — Pat finds evidence that two queens hatched and flew away.
• Threat Spreads — The investigation tracks ant activity beyond the original desert site.
  • Texas Witness — Graham and Pat question a foreman who claimed giant ants forced down his plane.
  • Pacific Freighter — An escaped queen's offspring attack a freighter, which the Navy sinks.
• Los Angeles Leads — Evidence and witness reports point to a final colony in the city's drainage tunnels.
  • Stolen Sugar Report — A report about stolen sugar helps direct the inquiry to Los Angeles.
  • Missing Boys — Investigators connect two missing children and a giant ant print to the drains.
• Drain Search Climax — The armed search confronts the final colony and costs Peterson his life.
  • Peterson's Rescue — Peterson lifts the trapped boys to safety before the ants attack him.
  • Colony Destroyed — Graham arrives with backup, and the queen and hatchlings are located and destroyed.
• Uncertain Future — The survivors face the implications of mutations caused by nuclear explosions.
  • Graham's Concern — Graham wonders what other nuclear explosions may have caused.
  • Harold's Warning — Harold says humanity has entered a new and unpredictable world.

Directed by

Gordon Douglas

Key Cast

• James Whitmore — Sgt. Ben Peterson
• James Arness — FBI Agent Robert Graham
• Joan Weldon — Dr. Pat Medford
• Edmund Gwenn — Dr. Harold Medford
• Onslow Stevens — Brig. Gen. Robert O'Brien