• Home
  • Movie
  • Tv Shows
  • Anime
  • Sports
  • IPTV
  • Collection
  • AI Search
  • Download
Febbox Token

CinemaOS

Your entertainment hub

TrendingMoviesTV ShowsSearch
Powered byConsumet & TMDB API

Important Disclaimer

◝(ᵔᵕᵔ)◜

CinemaOS operates as a content aggregator and does not host any media files on our servers. All content is sourced from third-party providers and embedded services. For any copyright concerns or DMCA takedown requests, please contact the respective content providers directly.

Third-party ContentNo File Hosting

Built with ❤️ for entertainment enthusiasts worldwide

The Unknown Terror

The Unknown Terror

Watch TrailerWatch Movie
Share

The Unknown Terror

"They dared enter the Cave of Death to explore the secrets of hell!"

1957
1h 16m
5.1(13 votes)
Horror

Overview

A woman leads an expedition into a remote jungle to find her long-lost brother, but instead finds a mad scientist who has created a fungus monster that feeds on the local inhabitants.

Links & Resources

IMDbView

Social & External

IMDb

Production Companies

Videos & Trailers

1 video

Cast & Crew

16 members
Acting

John Howard

Dan Matthews

John Howard
Acting

Mala Powers

Gina Matthews

Mala Powers
Acting

Paul Richards

Peter Morgan

Paul Richards
Acting

May Wynn

Concha Ramsey

May Wynn
Acting

Gerald Milton

Dr. Ramsey

Gerald Milton
Acting

Duane Grey

Lino

Duane Grey
Acting

Richard Gilden

Raoul Koom

Richard Gilden
Acting

Martín Garralaga

Lead Villager

Martín Garralaga
Acting

Patrick O'Moore

Dr. Willoughby

Patrick O'Moore
Acting

William Hamel

Mr. Trainor

No Image
Acting

Charles Grey

Jim Wheatley / ?The Monster Man

No Image
Acting

Charles Postal

Higgs (butler)

No Image
Acting

Sir Lancelot

Sir Lancelot

Sir Lancelot
Acting

Charles Cirillo

Native (uncredited)

No Image
Acting

Jim Whitecloud

Native (uncredited)

No Image
Acting

Foster Hood

Native (uncredited)

No Image

Similar Movies

Anaconda
5.2
1997

Anaconda

A 'National Geographic' film crew is taken hostage by an insane hunter, who takes them along on his quest to capture the world's largest — and deadliest — snake.

Movie
Creature from the Black Lagoon
6.8
1954

Creature from the Black Lagoon

When scientists exploring the Amazon River stumble on a “missing link” connecting humans and fish, they plan to capture it for later study. But the Creature has plans of his own, and has set his sights on the lead scientist's beautiful fiancée, Kay.

Movie
The Relic
6.0
1997

The Relic

A homicide detective teams up with an evolutionary biologist to hunt a giant creature that is killing people in a Chicago museum.

Movie
Trench 11
5.3
2017

Trench 11

In the final days of WWI a shell-shocked soldier must lead a mission deep beneath the trenches to stop a German plot that could turn the tide of the war.

Movie
Batman Fights Dracula
4.8
1967

Batman Fights Dracula

Doctor Zorba and his followers plan to bring Dracula back to life using electronic means, using blood from victims. Batman saves Marita Banzon and defeats Dracula's creators.

Movie
The Invisible Man
7.5
1933

The Invisible Man

After experimenting on himself and becoming invisible, scientist Jack Griffin, now aggressive due to the drug's effects, seeks a way to reverse the experiment at any cost.

Movie
Beyond Re-Animator
6.0
2003

Beyond Re-Animator

Once again tampering with mother nature to disastrous results, Dr. Herbert West continues his research while serving time in a maximum security prison for his previous exploits. West's limited prison-cell experiments are suddenly interrupted by the arrival of a new prison doctor and the brother of the girl who suffered from West's experiments 13 years earlier.

Movie
The Exorcist III
6.2
1990

The Exorcist III

On the fifteenth anniversary of the exorcism that claimed Father Damien Karras' life, Police Lieutenant Kinderman's world is once again shattered when a boy is found decapitated and savagely crucified.

Movie
The Serpent and the Rainbow
6.4
1988

The Serpent and the Rainbow

A Harvard anthropologist is sent to Haiti to retrieve a strange powder that is said to have the power to bring human beings back from the dead. In his quest to find the miracle drug, the cynical scientist enters the rarely seen netherworld of walking zombies, blood rites and ancient curses. Based on the true life experiences of Wade Davis and filmed on location in Haiti, it's a frightening excursion into black magic and the supernatural.

Movie
Rest Stop
5.4
2006

Rest Stop

In Texas, the aspirant actress Nicole Carrow runs away home to Los Angeles with her boyfriend Jess Hilts. They drive through a shortcut in an old road, and when they park in a rest stop, Jess is abducted by the sadistic driver of an old yellow truck. Along the night, Nicole is threatened by the sick maniac, while mysterious things happen to her in the place.

Movie
Cannibal Holocaust
6.3
1980

Cannibal Holocaust

A New York University professor returns from a rescue mission to the Amazon rainforest with the footage shot by a lost team of documentarians who were making a film about the area's local cannibal tribes.

Movie
The Blob
6.2
1958

The Blob

A drive-in favorite, this sci-fi classic follows teenagers Steve and his best girl, Jane, as they try to protect their hometown from a gelatinous alien life form that engulfs everything it touches. The first to discover the substance and live to tell about it, Steve and Jane witness the blob destroying an elderly man, then it growing to a terrifying size. But no one else has seen the goo, and policeman Dave refuses to believe the kids without proof.

Movie
Carry On Screaming!
6.5
1966

Carry On Screaming!

The sinister Dr. Watt has an evil scheme going—he's kidnapping beautiful young women and turning them into mannequins to sell to local stores. Fortunately for him, Detective Sergeant Bung is on the case, and he doesn't have a clue!

Movie
Doctor X
6.0
1932

Doctor X

A wisecracking New York reporter intrudes on a research scientist's quest to unmask The Moon Killer.

Movie
Dr. Cyclops
6.2
1940

Dr. Cyclops

Four explorers are summoned to Peru by the brilliant physicist Dr Thorkel. They discover a rich source of radium and a half-mad Thorkel who shrinks them down to one-fifth their normal size when they threaten to stop his unorthodox experimentation.

Movie
Witchery
4.9
1988

Witchery

A student and her photographer boyfriend visit an island off of Massachusetts to research a hotel supposedly haunted by a witch.

Movie
Needlestick
3.1
2017

Needlestick

A desperate doctor locks down South Union Cardiac Hospital to keep the greatest discovery in human history to himself, while a young intern races to save a dying young dancer, his ex-girlfriend, and his best friend, and stop his mentor.

Movie
Frankenstein Must Be Destroyed
6.4
1969

Frankenstein Must Be Destroyed

Blackmailing a young couple to assist with his horrific experiments the Baron, desperate for vital medical data, abducts a man from an insane asylum. On route the abductee dies and the Baron and his assistant transplant his brain into a corpse. The creature is tormented by a trapped soul in an alien shell and, after a visit to his wife who violently rejects his monstrous form, the creature wreaks his revenge on the perpetrator of his misery: Baron Frankenstein.

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
Cave of the Sharks
4.2
1978

Cave of the Sharks

When Andres and his partner are hired to recover some valuables from an airplane that went down in the Bermuda Triangle, they face not only human treachery but also the mysterious powers of an underwater civilization.

Movie

Recommended Movies

The She-Creature
4.1
1956

The She-Creature

A mysterious hypnotist reverts his beautiful assistant back into the form of a prehistoric sea monster that she was in a past life.

Movie
Return
6.1
1985

Return

After reading an article about hypnotic regression, a woman whose maternal grandfather died when she was only three years old contacts the hypnotic subject named in the article believing that he is the reincarnation of her grandfather, and hoping that she can learn the truth about how he died.

Movie
The Twilight Saga: Eclipse
6.2
2010

The Twilight Saga: Eclipse

Bella once again finds herself surrounded by danger as Seattle is ravaged by a string of mysterious killings and a malicious vampire continues her quest for revenge. In the midst of it all, she is forced to choose between her love for Edward and her friendship with Jacob, knowing that her decision has the potential to ignite the ageless struggle between vampire and werewolf. With her graduation quickly approaching, Bella is confronted with the most important decision of her life.

Movie
Cars 2
6.2
2011

Cars 2

Star race car Lightning McQueen and his pal Mater head overseas to compete in the World Grand Prix race. But the road to the championship becomes rocky as Mater gets caught up in an intriguing adventure of his own: international espionage.

Movie
The Twilight Saga: Breaking Dawn - Part 1
6.2
2011

The Twilight Saga: Breaking Dawn - Part 1

Bella Swan and Edward Cullen's honeymoon phase is abruptly disrupted by betrayals and unforeseen tragedies that endanger their world.

Movie
Star Wars: The Clone Wars
6.1
2008

Star Wars: The Clone Wars

As the Clone Wars sweep through the galaxy, the heroic Jedi Knights struggle to maintain order and restore peace. More and more systems are falling prey to the forces of the dark side as the Galactic Republic slips further and further under the sway of the Separatists and their never-ending droid army. Anakin Skywalker and his Padawan learner Ahsoka Tano find themselves on a mission with far-reaching consequences, one that brings them face-to-face with crime lord Jabba the Hutt. But Count Dooku and his sinister agents, including the nefarious Asajj Ventress, will stop at nothing to ensure that Anakin and Ahsoka fail at their quest. Meanwhile, on the front lines of the Clone Wars, Obi-Wan Kenobi and Master Yoda lead the massive clone army in a valiant effort to resist the forces of the dark side...

Movie
Monsters University
7.0
2013

Monsters University

A look at the relationship between Mike and Sulley during their days at Monsters University — when they weren't necessarily the best of friends.

Movie
Cinderella
7.0
1950

Cinderella

Cinderella has faith her dreams of a better life will come true. With help from her loyal mice friends and a wave of her Fairy Godmother's wand, Cinderella's rags are magically turned into a glorious gown and off she goes to the Royal Ball. But when the clock strikes midnight, the spell is broken, leaving a single glass slipper... the only key to the ultimate fairy-tale ending!

Movie
Pokémon the Movie: Volcanion and the Mechanical Marvel
6.7
2016

Pokémon the Movie: Volcanion and the Mechanical Marvel

Ash meets the Mythical Pokémon Volcanion when it crashes down from the sky, creating a cloud of dust—and a mysterious force binds the two of them together! Volcanion despises humans and tries to get away, but it’s forced to drag Ash along as it continues its rescue mission. They arrive in a city of cogs and gears, where a corrupt official has stolen the ultimate invention: the Artificial Pokémon Magearna, created 500 years ago. He plans to use its mysterious power to take control of this mechanical kingdom! Can Ash and Volcanion work together to rescue Magearna? One of the greatest battles in Pokémon history is about to unfold!

Movie
Harry Potter and the Goblet of Fire
7.8
2005

Harry Potter and the Goblet of Fire

When Harry Potter's name emerges from the Goblet of Fire, he becomes a competitor in a grueling battle for glory among three wizarding schools—the Triwizard Tournament. But since Harry never submitted his name for the Tournament, who did? Now Harry must confront a deadly dragon, fierce water demons and an enchanted maze only to find himself in the cruel grasp of He Who Must Not Be Named.

Movie
Pirates of the Caribbean: On Stranger Tides
6.6
2011

Pirates of the Caribbean: On Stranger Tides

Captain Jack Sparrow crosses paths with a woman from his past, and he's not sure if it's love — or if she's a ruthless con artist who's using him to find the fabled Fountain of Youth. When she forces him aboard the Queen Anne's Revenge, the ship of the formidable pirate Blackbeard, Jack finds himself on an unexpected adventure in which he doesn't know who to fear more: Blackbeard or the woman from his past.

Movie
The Latin Explosion: A New America
7.9
2015

The Latin Explosion: A New America

With more than 50 million Latinos now living in the United States, Latinos are taking their seat at the table as the new American power brokers in the world of entertainment, business, politics and the arts. As Latinos’ influence in American society has soared, they have entered mainstream American culture, and the proof is in the music. Executive produced by legendary music mogul Tommy Mottola, THE LATIN EXPLOSION: A NEW AMERICA features a dazzling array of artists at the center of Latino cultural power and influence, including Marc Anthony, Emilio Estefan Jr., Gloria Estefan, José Feliciano, Eva Longoria, George Lopez, Jennifer Lopez, Los Lobos, Cheech Marin, Ricky Martin, Rita Moreno, Pitbull, Romeo Santos, Shakira, Thalía and Sofía Vergara. Narrated by John Leguizamo.

Movie
Finding Nemo
7.8
2003

Finding Nemo

Nemo, an adventurous young clownfish, is unexpectedly taken from his Great Barrier Reef home to a dentist's office aquarium. It's up to his worrisome father Marlin and a friendly but forgetful fish Dory to bring Nemo home -- meeting vegetarian sharks, surfer dude turtles, hypnotic jellyfish, hungry seagulls, and more along the way.

Movie
Camp Rock 2: The Final Jam
6.3
2010

Camp Rock 2: The Final Jam

Mitchie can't wait to go back to Camp Rock and spend the summer making new music with her friends and superstar Shane Gray. But the slick new camp across the lake, Camp Star, has drummed up some serious competition – featuring newcomers Luke and Dana. In a sensational battle of the bands, with Camp Rock's future at stake, will Camp Star's flashy production and over-the-top antics win out, or will Camp Rockers prove that music, teamwork, and spirit are what truly matter?

Movie
Lightyear
6.9
2022

Lightyear

Legendary Space Ranger Buzz Lightyear embarks on an intergalactic adventure alongside a group of ambitious recruits and his robot companion Sox.

Movie
Harry Potter and the Chamber of Secrets
7.7
2002

Harry Potter and the Chamber of Secrets

Cars fly, trees fight back, and a mysterious house-elf comes to warn Harry Potter at the start of his second year at Hogwarts. Adventure and danger await when bloody writing on a wall announces: The Chamber Of Secrets Has Been Opened. To save Hogwarts will require all of Harry, Ron and Hermione’s magical abilities and courage.

Movie
Halloween: Resurrection
4.6
2002

Halloween: Resurrection

Reality programmers at DangerTainment select a group of thrill-seeking teenagers to spend one night in the childhood home of serial killer Michael Myers. Their planned live broadcast turns deadly when Michael decides to crash the party.

Movie
Cinderella II: Dreams Come True
6.1
2002

Cinderella II: Dreams Come True

As a newly crowned princess, Cinderella quickly learns that life at the Palace - and her royal responsibilities - are more challenging than she had imagined. In three heartwarming tales, Cinderella calls on her animal friends and her Fairy Godmother to help as she brings her own grace and charm to her regal role and discovers that being true to yourself is the best way to make your dreams come true.

Movie
Partly Cloudy
7.8
2009

Partly Cloudy

Everyone knows that the stork delivers babies, but where do the storks get the babies from? The answer lies up in the stratosphere, where cloud people sculpt babies from clouds and bring them to life. Gus, a lonely and insecure grey cloud, is a master at creating "dangerous" babies. Crocodiles, porcupines, rams and more - Gus's beloved creations are works of art, but more than a handful for his loyal delivery stork partner, Peck. As Gus's creations become more and more rambunctious, Peck's job gets harder and harder. How will Peck manage to handle both his hazardous cargo and his friend's fiery temperament?

Movie
Q
5.9
2020

Q

Uma Thurman boogies, Harvey Keitel whips out his gun, Hitler’s head is sliced in half. And Quentin Tarantino sits serenely through it all, impervious to the mayhem he’s created.

Movie