Synopsis
After he's institutionalized in order to cover for his sister, a young man encounters a doctor who is turning his patients into flesh-eating psychopaths.
Movie Information
- Director
- Jeff Buhler
- Writers
- Jeff Buhler
- Release Year
- 2008
- Runtime
- 89 minutes
- Genre
- Horror, Thriller
- Language
- EN
- Country
- United States of America
- Status
- Released
- Rating
- 5.1 / 10 (120 votes)
Top Cast
Jesse Metcalfe
Jack
Kiele Sanchez
Lily
Peter Stormare
Dr. Gianetti
Kevin Sussman
Dave
Evan Parke
Charles
Olivia Munn
Nancy
Carla Gallo
Vera Downing
Armin Shimerman
Hawthorne
Official Trailer
Ready to watch Insanitarium?
Pick a streaming source and press play — free, HD, no signup.
▶ Watch Insanitarium FreeSimilar Movies
Angel Heart
1987 ★ 7.1
Thunderball
1965 ★ 6.7
Dark Woods II
2015 ★ 4.8
Paranoia Tapes 6: 06:06:06
2020 ★ 5.5
Spooked: The Ghosts of Waverly Hills Sanatorium
2006 ★ 7.0
The Sanatorium
2010 ★ 4.9
Sanatorium Under the Sign of the Hourglass
2025 ★ 5.8
Sanatorium
2013 ★ 4.9
The Necessities of Life
2008 ★ 7.5
The Science Of Fasting
2013 ★ 6.6
Murmur of the Heart
1971 ★ 7.0
Sweet Bean
2015 ★ 7.5
Long Day's Journey Into Night
1962 ★ 6.9
Harvey
1950 ★ 7.7
You May Also Like
Bloodline
2019 ★ 5.9
Shades of Desire
2023 ★ 6.5
Candy Land
2023 ★ 6.2
The Hills Run Red
2009 ★ 5.8
Blood Punch
2014 ★ 6.4
Hider in the House
1989 ★ 5.9
Funny Games
2008 ★ 6.5
Frank and Penelope
2022 ★ 7.3
Alone in the Dark
1982 ★ 5.8
The Banana Splits Movie
2019 ★ 6.5
Body Parts
1991 ★ 5.8
Maniac
2012 ★ 6.0
Compulsion
2024 ★ 6.2
The Dogs
2025 ★ 6.4
More Horror Movies
More with Jesse Metcalfe
Escape Plan 2: Hades
2018 ★ 5.2
John Tucker Must Die
2006 ★ 6.1
Fortress
2021 ★ 5.7
Beyond a Reasonable Doubt
2009 ★ 5.7
Hard Kill
2020 ★ 4.9
On a Wing and a Prayer
2023 ★ 5.9
God's Not Dead 2
2016 ★ 6.2
Fortress: Sniper's Eye
2022 ★ 5.2
44 Minutes: The North Hollywood Shoot-Out
2003 ★ 6.6
Dead Rising: Watchtower
2015 ★ 5.2
Clear Cut
2024 ★ 5.8
The Other End of the Line
2007 ★ 6.5
Absolutely Devoted to You
2026 ★ 8.3
The Tortured
2010 ★ 5.3
More from Jeff Buhler
Trending Now
Mayday
2026 ★ 7.6
The Runner
2026 ★ 6.5
Spider-Man: Brand New Day
2026 ★ 7.9
The Odyssey
2026 ★ 8.0
Coyote vs. Acme
2026 ★ 7.6
The Whisper Man
2026 ★ 6.8
Toy Story 5
2026 ★ 8.3
Buddy
2026 ★ 8.3
Supergirl
2026 ★ 6.7
Clash of the Thundermans
2026 ★ 6.8
Project Hail Mary
2026 ★ 8.6
Mutiny
2026 ★ 6.4
Batman: Knightfall Part 1: Knightfall
2026 ★ 9.1
Minions & Monsters
2026 ★ 7.6
Popular This Week
Explore related titles
Frequently Asked Questions
Where can I watch Insanitarium online for free?
You can watch Insanitarium (2008) online for free in HD on FreeFlix. No signup or subscription is required — just open this page and click play.
Is Insanitarium available in HD?
Yes. FreeFlix offers Insanitarium in full HD with multiple mirror sources, so if one source is slow you can switch in one click.
What is Insanitarium about?
After he's institutionalized in order to cover for his sister, a young man encounters a doctor who is turning his patients into flesh-eating psychopaths.
Do I need to register or pay?
No. FreeFlix is completely free, with no registration, account, credit card, or hidden charges.