StreamFlix is a modern, free way to discover and watch movies and TV shows. Powered by TMDB metadata, designed with care, and built to be fast on every device.

Free forever No account needed

Browse

Home
Movies
TV Shows
Trending

Discover

Top Rated Movies
Top Rated Shows
New Releases
Search

Legal

Terms of Service
Privacy Policy
Disclaimer

Please note: StreamFlix does not host any files itself; instead, it only displays content from third-party providers. Legal issues should be taken up with them.

© 2026 StreamFlix. All rights reserved.

Metadata by TMDB. Not endorsed or certified by TMDB.

Home Movies TV Shows Trending

The Man Who Changed His Mind

6.1/1019361h 6mReleased

HorrorScience Fiction

Dr. Laurence, a once-respectable scientist, begins to research the origin of the mind and the soul. The science community rejects him, and he risks losing everything for which he has worked. He begins to use his discoveries to save his research and further his own causes, thereby becoming ... a mad scientist, almost unstoppable.

Released: Sep 11, 1936

Top Cast

Boris Karloff

Boris Karloff

Dr. Laurence

Anna Lee

Anna Lee

Dr. Clare Wyatt

John Loder

John Loder

Dick Haslewood

Frank Cellier

More Like This

Man-Made Monster

Man-Made Monster

Mad scientist turns a man into an electrically-controlled monster to do his bidding.

Man-Made Monster

1941 · Movie

From Beyond

From Beyond

The Resonator, a powerful machine that can control the sixth sense, has killed its creator and sent his associate into an insane asylum. When a psychiatrist becomes determined to continue the experiment, she unwittingly opens the door to a hostile parallel universe.

From Beyond

1986 · Movie

The Fly

The Fly

When Seth Brundle makes a huge scientific and technological breakthrough in teleportation, he decides to test it on himself. Unbeknownst to him, a common housefly manages to get inside the device and the two become one.

The Fly

1986 · Movie

The Kindred

The Kindred

Amanda's deathbed request to her son, John, was for him to destroy all the lab notes etc. from her last experiment. She also blurts out he had a brother. At the funeral John meets Melissa, who claims to be his mother's biggest fan. Together with some of John's friends they go to Amanda's house, but none are prepared for what they find there.

The Kindred

1987 · Movie

Frankenstein and the Monster from Hell

Frankenstein and the Monster from Hell

Dr Simon Helder, sentenced to an insane asylum for crimes against humanity, recognises its director as the brilliant Baron Frankenstein, the man whose work he had been trying to emulate before his imprisonment. Frankenstein utilises Helder's medical knowledge for a project he has been working on for some time. He is assembling a man from vital organs extracted from various inmates in the asylum. And the Baron will resort to murder to acquire the perfect specimens for his most ambitious project ever.

Frankenstein and the Monster from Hell

1974 · Movie

Return of the Fly

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.

Return of the Fly

1959 · Movie

Splice

Splice

Elsa and Clive, two young rebellious scientists, defy legal and ethical boundaries and forge ahead with a dangerous experiment: splicing together human and animal DNA to create a new organism. Named "Dren", the creature rapidly develops from a deformed female infant into a beautiful but dangerous winged human-chimera, who forges a bond with both of her creators - only to have that bond turn deadly.

Splice

2010 · Movie

The Asphyx

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?

The Asphyx

1972 · Movie

Hollow Man

Hollow Man

Cocky researcher Sebastian Caine is working on a project to make living creatures invisible. Determined to achieve the ultimate breakthrough, Caine pushes his team to move to the next phase — using himself as the subject. The test is a success, but when the process can't be reversed and Caine seems doomed to future without flesh, he starts to turn increasingly dangerous.

Hollow Man

2000 · Movie

The Black Sleep

The Black Sleep

In 19th century England, a noted brain surgeon rescues a former student from being hanged on a false conviction for murder, and spirits him away to an ancient, repurposed abbey far in the countryside. There, he connives his pupil into assisting him in mapping the functions of the various parts of the human brain, using living subjects who are under a terrible animation-suspending drug called "black sleep". Subsequently, the student, along with the daughter of one of the subjects, discover that most of these subjects have survived but are being kept in a dungeon-like cellar, in various stages of physical and mental derangement...

The Black Sleep

1956 · Movie

Doctor X

Doctor X

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

Doctor X

1932 · Movie

Frankenstein Created Woman

Frankenstein Created Woman

A deformed tormented girl drowns herself after her lover is framed for murder and guillotined. Baron Frankenstein, experimenting with the transfer of souls, places the boy's soul into her body, bringing Christina back to life. Driven by revenge, she carries out a violent retribution on those responsible for both deaths.

Frankenstein Created Woman

1967 · Movie

The Man They Could Not Hang

The Man They Could Not Hang

Dr. Henryk Savaard is a scientist working on experiments to restore life to the dead. When he is unjustly hanged for murder, he is brought back to life by his trusted assistant. Re-animated he turns decidedly nasty and sets about murdering the jury that convicted him.

The Man They Could Not Hang

1939 · Movie

Darkman

Darkman

Dr. Peyton Westlake is on the verge of realizing a major breakthrough in synthetic skin when his laboratory is destroyed by gangsters. Having been burned beyond recognition and forever altered by an experimental medical procedure, Westlake becomes known as Darkman, assuming alternate identities in his quest for revenge and a new life with a former love.

Darkman

1990 · Movie

The Creeping Flesh

The Creeping Flesh

A Victorian scientist returns to London with his paleontological bag-of-bones discovery from Papua New Guinea. Unfortunately, when exposed to water, flesh returns to the bones, unleashing a malevolent entity on the scientist's family and friends.

The Creeping Flesh

1973 · Movie

Deep Blue Sea

Deep Blue Sea

Researchers on the undersea lab Aquatica have genetically altered the brains of captive sharks to develop a cure for Alzheimer's disease. But there's an unexpected side effect: the sharks got smarter, faster, and more dangerous. After a big storm damages their remote research facility, they must fight for their lives.

Deep Blue Sea

1999 · Movie

The Tingler

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.

The Tingler

1959 · Movie

Tau

Tau

Held captive in a futuristic smart house, a woman hopes to escape by befriending the A.I. program that controls the house.

Tau

2018 · Movie

The Invisible Man

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.

The Invisible Man

1933 · Movie

The Devil-Doll

The Devil-Doll

Respected Parisian banker Paul Lavond is framed for robbery and murder by crooked associates and sent to prison. Years later, he escapes with a friend, a scientist who was working on a method to reduce humans to a height of mere inches (all for the good of humanity, of course). Lavond, however, is consumed with hatred for those who betrayed him, and takes the scientist's methods back to Paris to exact painful revenge.

The Devil-Doll

1936 · Movie

Similar Movies

Virtual Sexuality

Virtual Sexuality

A frustrated teenage girl creates her perfect man in a virtual reality machine and in a freak accident, gives him life.

Virtual Sexuality

1999 · Movie

Je T'Aime, Je T'Aime

Je T'Aime, Je T'Aime

Recovering from an attempted suicide, a man is selected to participate in a time travel experiment that has only been tested on mice. A malfunction causes the man to experience moments from his past in a random order.

Je T'Aime, Je T'Aime

1968 · Movie

Mimic

Mimic

A disease carried by common cockroaches is killing Manhattan children. In an effort to stop the epidemic an entomologist, Susan Tyler, creates a mutant breed of insect that secretes a fluid to kill the roaches. This mutant breed was engineered to die after one generation, but three years later Susan finds out that the species has survived and evolved into a large, gruesome monster that can mimic human form.

Mimic

1997 · Movie

Paprika

Paprika

When a machine that allows therapists to enter their patient's dreams is stolen, all hell breaks loose. Only a young female therapist can stop it and recover it before damage is done: Paprika.

Paprika

2006 · Movie

Idiocracy

Idiocracy

To test its top-secret Human Hibernation Project, the Pentagon picks the most average Americans it can find - an Army private and a prostitute - and sends them to the year 2505 after a series of freak events. But when they arrive, they find a civilization so dumbed-down that they're the smartest people around.

Idiocracy

2006 · Movie

Leviathan

Leviathan

Underwater deep-sea miners encounter a Soviet wreck and bring back a dangerous cargo to their base on the ocean floor with horrifying results. The crew of the mining base must fight to survive against a genetic mutation that hunts them down one by one.

Leviathan

1989 · Movie

From Beyond

From Beyond

The Resonator, a powerful machine that can control the sixth sense, has killed its creator and sent his associate into an insane asylum. When a psychiatrist becomes determined to continue the experiment, she unwittingly opens the door to a hostile parallel universe.

From Beyond

1986 · Movie

Never Blink

Never Blink

Five medical students discover a way to capture what you can't see when you blink and the results are terrifying. A frightening journey into the macabre world that will make you never blink again. In a blink of an eye, you will die.

Never Blink

2025 · Movie

The Mutation

The Mutation

A mutated rat has been let loose in a city.

The Mutation

2021 · Movie

Piranha

Piranha

When flesh-eating piranhas are accidentally released into a summer resort's rivers, the guests become their next meal.

Piranha

1978 · Movie

Bombshell Bloodbath

Bombshell Bloodbath

Doctor Carter losts his wife and devotes his life to resurrecting her. However, every test of his C-900 formula creates hungry, flesh-eating zombies. Then, his daughter Cara contracts the virus and she and her sister strive to obtain the anti-serum.

Bombshell Bloodbath

2014 · Movie

Stay Out of the Attic

Stay Out of the Attic

A diverse group of ex-cons-turned-movers are convinced by their creepy client, Vern Muller, to pull an all-nighter for a generous pay bump. As the night progresses and rooms are cleared, they slowly uncover the horrors that exist inside his old Victorian mansion, which include boobytraps, human experimentation, Nazi monsters and more. Will they survive the night?

Stay Out of the Attic

2020 · Movie

Darkman

Darkman

Dr. Peyton Westlake is on the verge of realizing a major breakthrough in synthetic skin when his laboratory is destroyed by gangsters. Having been burned beyond recognition and forever altered by an experimental medical procedure, Westlake becomes known as Darkman, assuming alternate identities in his quest for revenge and a new life with a former love.

Darkman

1990 · Movie

Flubber

Flubber

Professor Phillip Brainard, an absent minded professor, works with his assistant Weebo, trying to create a substance that's a new source of energy and that will save Medfield College where his sweetheart Sara is the president. He has missed his wedding twice, and on the afternoon of his third wedding, Professor Brainard creates flubber, which allows objects to fly through the air.

Flubber

1997 · Movie

Spy Kids 2: The Island of Lost Dreams

Spy Kids 2: The Island of Lost Dreams

Exploring the further adventures of Carmen and Juni Cortez, who have now joined the family spy business as Level 2 OSS agents. Their new mission is to save the world from a mad scientist living on a volcanic island populated by an imaginative menagerie of creatures. On this bizarre island, none of the Cortez's gadgets work and they must rely on their wits--and each other--to survive and save the day.

Spy Kids 2: The Island of Lost Dreams

2002 · Movie

The Jacket

The Jacket

A military veteran goes on a journey into the future, where he can foresee his death and is left with questions that could save his life and those he loves.

The Jacket

2005 · Movie

Lavenza

Lavenza

When Lavenza, a 19th-century noblewoman, overhears her husband complaining about her looks, she turns herself into his ideal wife by thrifting the body parts from all the women he desires.

Lavenza

2024 · Movie

Johnny Mnemonic

Johnny Mnemonic

In a dystopian 2021, Johnny is a data trafficker who has an implant that allows him to securely store data too sensitive for regular computer networks. On one delivery run, he accepts a package that not only exceeds the implant's safety limits—and will kill him if the data is not removed in time—but also contains information far more important and valuable than he had ever imagined. On a race against time, he must avoid the assassins sent to kill him and remove the data before it, too, ends his life.

Johnny Mnemonic

1995 · Movie

Logan

Logan

In the near future, a weary Logan cares for an ailing Professor X in a hideout on the Mexican border. But Logan's attempts to hide from the world and his legacy are upended when a young mutant arrives, pursued by dark forces.

Logan

2017 · Movie

Daybreakers

Daybreakers

In the year 2019, a plague has transformed almost every human into a vampire. Faced with a dwindling blood supply, the fractured dominant race plots their survival; meanwhile, a researcher works with a covert band of vampires on a way to save humankind.

Daybreakers

2010 · Movie

The Man Who Changed His Mind • StreamFlix

Frank Cellier

Lord Haslewood

Donald Calthrop

Donald Calthrop

Clayton

Cecil Parker

Cecil Parker

Dr. Gratton

Lyn Harding

Lyn Harding

Prof. Holloway

Clive Morton

Clive Morton

Journalist

D.J. Williams

Landlord