Altered States
“In the basement of a university medical school, Dr. Jessup floats naked in total darkness. The most terrifying experiment in the history of science is out of control... and the subject is himself.”
We checked 8 streaming services in India on 05 Jun 2026 at 11:25 IST
About
A research scientist explores the boundaries and frontiers of human consciousness. Using sensory deprivation and hallucinogenic mixtures from Native American shamans, he explores these altered states of cognizance and finds that memory, time, and reality itself are states of mind.
Cast
William Hurt
as Professor Eddie Jessup
Blair Brown
as Emily Jessup
Bob Balaban
as Arthur Rosenberg
Charles Haid
as Mason Parrish
Thaao Penghlis
as Echeverria
Miguel Godreau
as Primal Man
Dori Brenner
as Sylvia Rosenberg
Peter Brandon
as Hobart
Charles White-Eagle
as The Brujo
Drew Barrymore
as Margaret Jessup
Megan Jeffers
as Grace Jessup
Jack Murdock
as Hector Orteco
Francis X. McCarthy
as Obispo
Deborah Baltzell
as Schizophrenic Patient
Evan Richards
as Young Rosenberg
Paul Larsson
as Charlie Thomas
John Larroquette
as X-Ray Technician
George Gaynes
as Dr. Wissenschaft
Hap Lawrence
as Endocrinology Fellow
John Walter Davis
as Medical Technician
Where does Altered States rank today?
Altered States is #4641 on the CineFlixo Daily Streaming Charts today.
- Highest: #4641
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Watch Altered States Online Free in HD
If you've been searching for Altered States full movie in HD, CineFlixo has you covered. This popular Inglés horror, science fiction, and thriller title from 1980 is available to stream instantly — no ads to fight through, no paid subscriptions, no annoying redirects.
About Altered States
“In the basement of a university medical school, Dr. Jessup floats naked in total darkness. The most terrifying experiment in the history of science is out of control... and the subject is himself.”
A research scientist explores the boundaries and frontiers of human consciousness. Using sensory deprivation and hallucinogenic mixtures from Native American shamans, he explores these altered states of cognizance and finds that memory, time, and reality itself are states of mind. Running 103 minutes.
Altered States Cast and Characters
The cast features William Hurt (as Professor Eddie Jessup), Blair Brown (as Emily Jessup), Bob Balaban (as Arthur Rosenberg), Charles Haid (as Mason Parrish), and Thaao Penghlis (as Echeverria). Their performances are a major reason Altered States has built such a passionate audience.
Where to Watch Altered States Online
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▶ Watch Altered States NowWhy People Are Watching Altered States
Altered States flies under the radar but it deserves your attention. What makes it work is tight pacing that earns its twists and world-building that respects the audience's intelligence. If you enjoy Inglés storytelling that doesn't follow the same tired beats, this is the kind of film you'll end up recommending to friends.
Frequently Asked Questions about Altered States
Where can I watch Altered States online for free?
You can watch Altered States online free on CineFlixo. Just open the page and hit play — no signup, no subscription, full HD streaming on phone, tablet, or desktop.
How long is Altered States?
Altered States runs for 103 minutes (about 1.7 hours).
Is Altered States good? What's the rating?
Altered States holds a 6.7/10 rating based on 759 reviews — a solid pick if the genre interests you.
Who is in the cast of Altered States?
The main cast includes William Hurt, Blair Brown, Bob Balaban, and Charles Haid, plus a strong supporting ensemble.
Is Altered States available in Inglés?
Yes — Altered States was originally produced in Inglés and that's the version you'll stream here on CineFlixo. English subtitles are provided when available.
When was Altered States released?
Altered States was released in 1980.
Do I need an account to watch Altered States on CineFlixo?
No. CineFlixo is free and you can watch Altered States without creating an account. Sign-up is optional — only useful if you want a personal Watchlist or to comment on episodes.
Similar Movies You Might Like
If you enjoyed Altered States, check out Rollercoaster, Airport, American Psycho II: All American Girl, Faust, and Escape from Alcatraz.
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Frequently Asked Questions
Common questions about Altered States
Where can I watch Altered States for free?
You can watch Altered States (1980) online for free on CineFlixo. Just click "Watch Free" on this page to start streaming instantly — no account, subscription, or downloads required.
What is Altered States about?
Altered States is a Horror/Science Fiction English-language film. A research scientist explores the boundaries and frontiers of human consciousness. Using sensory deprivation and hallucinogenic mixtures from Native American shamans, he explores these altered states of cognizance and finds that memory, time, and reality itself are states of mind.
When was Altered States released?
Altered States was released on December 25, 1980. It has a runtime of 1h 43m. The film was produced by Warner Bros. Pictures.
Who stars in Altered States?
Altered States stars William Hurt, Blair Brown, Bob Balaban and Charles Haid. The full cast list is available in the Cast section above.
Is Altered States available in HD?
Yes, Altered States is available to stream in high definition (HD) on CineFlixo. Our players automatically deliver the best quality your connection supports — no extra setup needed.