Backdrop fallback
Phase IV
Phase IV
Watch TrailerWatch Movie
1974
1h 26m
6.3(295 votes)
Horror
Science Fiction

Overview

Arizona ants mock the food chain on their way to a desert lab to get two scientists and a woman.

Links & Resources

IMDbView

Social & External

IMDb

Production Companies

Paramount Pictures

Videos & Trailers

5 videos

Cast & Crew

7 members
Acting

Nigel Davenport

Dr. Ernest D. Hubbs

Nigel Davenport
Acting

Michael Murphy

James R. Lesko

Michael Murphy
Acting

Lynne Frederick

Kendra Eldridge

Lynne Frederick
Acting

Alan Gifford

Mr. Eldridge

Alan Gifford
Acting

Robert Henderson

Clete

Robert Henderson
Acting

Helen Horton

Mildred Eldridge

Helen Horton
Acting

David Healy

Radio Announcer (voice) (uncredited)

David Healy

Similar Movies

Cube
6.8
1998

Cube

A group of strangers find themselves trapped in a maze-like prison. It soon becomes clear that each of them possesses the peculiar skills necessary to escape, if they don't wind up dead first.

Movie
The Ritual
6.3
2017

The Ritual

A group of college friends reunite for a trip to the forest, but encounter a menacing presence in the woods that's stalking them.

Movie
Cube Zero
5.7
2004

Cube Zero

A young programmer whose job is to watch over the reality-warping Cube defies orders to rescue an innocent mother trapped in one of its rooms.

Movie
A Nightmare on Elm Street
7.3
1984

A Nightmare on Elm Street

Teenagers in a small town are dropping like flies, apparently in the grip of mass hysteria causing their suicides. A cop's daughter, Nancy Thompson, traces the cause to child molester Fred Krueger, who was burned alive by angry parents many years before. Krueger has now come back in the dreams of his killers' children, claiming their lives as his revenge. Nancy and her boyfriend, Glen, must devise a plan to lure the monster out of the realm of nightmares and into the real world...

Movie
The Hole
6.2
2001

The Hole

Four teenagers at a British private school secretly uncover and explore the depths of a sealed underground hole created decades ago as a possible bomb shelter.

Movie
Strange Days
7.0
1995

Strange Days

In the last days of 1999, ex-cop turned street hustler Lenny Nero receives a disc which contains the memories of the murder of a prostitute. With the help of bodyguard Mace, he starts to investigate and is pulled deeper and deeper in a whirl of murder, blackmail and intrigue.

Movie
The Day After Tomorrow
6.6
2004

The Day After Tomorrow

After paleoclimatologist Jack Hall is largely ignored by UN officials when presenting his environmental concerns about the beginning of a new Ice Age, his research proves true when a superstorm develops, setting off catastrophic natural disasters throughout the world. Trying to get to his son, Sam, who is trapped in New York City with his friend Laura and others, Jack and his crew must travel to get to Sam before it's too late.

Movie
The Lost World: Jurassic Park
6.6
1997

The Lost World: Jurassic Park

Four years after Jurassic Park's genetically bred dinosaurs ran amok, multimillionaire John Hammond shocks chaos theorist Ian Malcolm by revealing that he has been breeding more beasties at a secret location. Malcolm, his paleontologist ladylove and a wildlife videographer join an expedition to document the lethal lizards' natural behavior in this action-packed thriller.

Movie
Jurassic Park III
6.2
2001

Jurassic Park III

In need of funds for research, Dr. Alan Grant accepts a large sum of money to accompany Paul and Amanda Kirby on an aerial tour of the infamous Isla Sorna. It isn't long before all hell breaks loose and the stranded wayfarers must fight for survival as a host of new -- and even more deadly -- dinosaurs try to make snacks of them.

Movie
Init!ation
5.1
2021

Init!ation

During a Whiton University's pledge week, the carefree partying turns deadly when brutal murders start befalling the students, sending Ellery into a race against time to uncover the truth behind the school's dark secrets and the horrifying meaning of a recurring symbol: a single exclamation mark.

Movie
Piglady
4.2
2023

Piglady

Inspired by true events. Filmed at the murder scene. A group of friends, while on a Christmas vacation to a cabin in Southern Oregon, learn of a rumor of an antisocial woman who allegedly murders people and feeds her victims to pigs.

Movie
As Above, So Below
6.7
2014

As Above, So Below

When a team of explorers venture into the catacombs that lie beneath the streets of Paris, they uncover the dark secret that lies within this city of the dead.

Movie
Freaks
7.8
1932

Freaks

A circus' beautiful trapeze artist agrees to marry the leader of side-show performers, but his deformed friends discover she is only marrying him for his inheritance.

Movie
K-PAX
7.2
2001

K-PAX

Prot is a patient at a mental hospital who claims to be from a far away planet. His psychiatrist tries to help him, only to begin to doubt his own explanations.

Movie
Minority Report
7.4
2002

Minority Report

John Anderton is a top 'Precrime' cop in the late-21st century, when technology can predict crimes before they're committed. But Anderton becomes the quarry when another investigator targets him for a murder charge.

Movie
Star Wars
8.2
1977

Star Wars

Princess Leia is captured and held hostage by the evil Imperial forces in their effort to take over the galactic Empire. Venturesome Luke Skywalker and dashing captain Han Solo team together with the loveable robot duo R2-D2 and C-3PO to rescue the beautiful princess and restore peace and justice in the Empire.

Movie
IO
5.0
2019

IO

As a young scientist searches for a way to save a dying Earth, she finds a connection with a man who's racing to catch the last shuttle off the planet.

Movie
Quantum Cowboys
7.5
2023

Quantum Cowboys

Two hapless drifters, Frank and Bruno, team up with Linde to recover her land and trek across 1870's Southern Arizona to find an elusive frontier musician.

Movie
Clipping: Splendor & Misery
6.0
2016

Clipping: Splendor & Misery

A surreal post-apocalyptic drama by Patrick Kennelly inspired by the clipping. album “Splendor & Misery”

Movie
Night Angel
4.4
1990

Night Angel

A legendary she-demon, in the updated guise of a beautiful model, infiltrates the offices of a successful fashion magazine with the aim of corrupting the world via mass media.

Movie

Recommended Movies

Them!
6.8
1954

Them!

As a result of nuclear testing, gigantic, ferocious mutant ants appear in the American desert southwest, and a father-daughter team of entomologists join forces with the state police officer who first discovers their existence, an FBI agent and, eventually, the US Army to eradicate the menace, before it spreads across the continent — and the world.

Movie
Automata
5.9
2014

Automata

Jacq Vaucan, an insurance agent of ROC robotics corporation, routinely investigates the case of manipulating a robot. What he discovers will have profound consequences for the future of humanity.

Movie
The Asphyx
6.0
1972

The Asphyx

Hugo is a brilliant turn-of-the-century scientist, loved and respected by his family and friends, admired by his colleagues. But he is a man quickly becoming obsessed with a curious and frightening question...What is the mysterious apparition found in the photographs of his dying subjects?

Movie
The Car
6.4
1977

The Car

The Utah community of Santa Ynez is being terrorized by a mysterious black coupe that appears out of nowhere and begins running people down. After the car kills off the town sheriff, Captain Wade Parent is determined to stop the murderous driver.

Movie
Return of the Fly
6.1
1959

Return of the Fly

Fifteen years after his father's experiments with matter transmission fail, Philippe Delambre and his uncle François attempt to create a matter transmission device on their own. However, their experiments have disastrous results, turning Philippe into a horrible half-man, half-fly creature.

Movie
Alien Abduction
5.9
2014

Alien Abduction

A vacationing family encounters an alien threat in this pulse-pounding thriller based on the real-life Brown Mountain Lights phenomenon in North Carolina.

Movie
2073
6.7
2024

2073

Inspired by Chris Marker's iconic 1962 featurette La Jetée; the year is 2073—a not-so-distant dystopian future—and the setting is New San Francisco, the scorched-earth tech-dominant police state where democracy and personal freedom have been well and truly obliterated.

Movie
Island of Terror
5.9
1966

Island of Terror

A small island community is overrun with creeping, blobbish, tentacled monsters which liquefy and digest the bones from living creatures. The community struggles to fight back.

Movie
The Andromeda Strain
7.0
1971

The Andromeda Strain

When virtually all of the residents of Piedmont, New Mexico, are found dead after the return to Earth of a space satellite, the head of the US Air Force's Project Scoop declares an emergency. A group of eminent scientists led by Dr. Jeremy Stone scramble to a secure laboratory and try to first isolate the life form while determining why two people from Piedmont - an old alcoholic and a six-month-old baby - survived. The scientists methodically study the alien life form unaware that it has already mutated and presents a far greater danger in the lab, which is equipped with a nuclear self-destruct device designed to prevent the escape of dangerous biological agents.

Movie
The Meg
6.2
2018

The Meg

A deep sea submersible pilot revisits his past fears in the Mariana Trench, and accidentally unleashes the seventy foot ancestor of the Great White Shark believed to be extinct.

Movie
Mark of the Vampire
6.2
1935

Mark of the Vampire

Sir Borotyn, a prominent Prague resident, is discovered murdered in his home, with all indications pointing to a vampire assault. The victim's friend, Baron Otto, and the physician who analyzes the body, are certain that the vampire is the mysterious Count Mora or his daughter. Receiving little help from the law, Professor Zelen, an expert in the occult, is called in to assist with their investigation.

Movie
The Tingler
6.4
1959

The Tingler

A pathologist experiments with a deaf-mute woman who is unable to scream to prove that humans die of fright due to an organism he names The Tingler that lives within each person on the spinal cord and is suppressed only when people scream when scared.

Movie
Silver Bullet
6.6
1985

Silver Bullet

The small city of Tarker's Mills is startled by a series of sadistic murders. The population fears the work of a maniac, but sightings of a mysterious, hairy creature soon spread. People lock themselves up at night, but there's one boy who's still outside…

Movie
Time Lapse
6.5
2014

Time Lapse

Three friends discover a mysterious machine that takes pictures 24 hours into the future and conspire to use it for personal gain, until disturbing and dangerous images begin to develop.

Movie
X: The Unknown
6.1
1956

X: The Unknown

Army radiation experiments awaken a subterranean monster from a fissure that feeds on energy and proceeds to terrorise a remote Scottish village. An American research scientist at a nearby nuclear plant joins with a British investigator to discover why the victims were radioactively burned and why, shortly thereafter, a series of radiation-related incidents are occurring in an ever-growing straight line away from the fissure.

Movie
Blood of the Vampire
5.8
1958

Blood of the Vampire

A man and wife are terrorized by Mad Scientist Dr. Callistratus who was executed but has returned to life with a heart transplant. Along with his crippled assistant Carl, the 'anemic' Mad Scientist, believed to be a vampire, conducts blood deficiency research on the inmates of a prison hospital for the criminally insane to sustain his return to life.

Movie
Twilight Zone: The Movie
6.5
1983

Twilight Zone: The Movie

An anthology film presenting remakes of three episodes from the "Twilight Zone" TV series—"Kick the Can", "It's a Good Life" and "Nightmare at 20,000 Feet"—and one original story, "Time Out."

Movie
The Curse of Frankenstein
6.8
1957

The Curse of Frankenstein

Baron Victor Frankenstein has discovered life's secret and unleashed a blood-curdling chain of events resulting from his creation: a cursed creature with a horrid face — and a tendency to kill.

Movie
Time Trap
6.3
2017

Time Trap

A group of students become trapped inside a mysterious cave where they discover time passes differently underground than on the surface.

Movie
Next
6.1
2007

Next

Las Vegas showroom magician Cris Johnson has a secret which torments him: he can see a few minutes into the future. Sick of the examinations he underwent as a child and the interest of the government and medical establishment in his power, he lies low under an assumed name in Vegas, performing cheap tricks and living off small-time gambling "winnings." But when a terrorist group threatens to detonate a nuclear device in Los Angeles, government agent Callie Ferris must use all her wiles to capture Cris and convince him to help her stop the cataclysm.

Movie