Skip to content

123MVIESWatch Your Favorite Movies Online

Movies TV-Series Top Rated

Search movies or series

Browse

Movies
TV-Series
Top Rated
Genres

Genres

Action
Adventure
Animation
Comedy
Crime
Documentary

About

About
FAQ
Privacy
Terms

123MVIESWatch Your Favorite Movies Online

Browse and discover movies and TV series — ratings, cast, trailers, and where to watch them legally on the services you already have.

This product uses the TMDB API but is not endorsed or certified by TMDB. Streaming availability data provided by JustWatch via TMDB.

© 2026 123 Movies. A discovery guide — we do not host or stream any video content.

The Belko Experiment poster

The Belko Experiment

Who dies first?

6.21,696 votes20171h 29mReleased

Horror
Thriller
Action

A group of eighty American workers are locked in their office and ordered by an unknown voice to participate in a twisted game.

Director: Greg McLean
Released: 17 March 2017
Studio: Orion Pictures, Troll Court Entertainment, The Safran Company, BH Tilt
IMDb: View listing

Trailer

Top Cast

John Gallagher Jr.
Mike Milch
Tony Goldwyn
Barry Norris
Adria Arjona
Leandra Flores
John C. McGinley
Wendell Dukes
Melonie Díaz
Dany Wilkins
Michael Rooker

Bud Melks

Josh Brener

Keith McLure

Owain Yeoman

Terry Winters

Sean Gunn

Marty Espenscheid

Brent Sexton

Vince Agostino

David Dastmalchian

Alonso 'Lonny' Crane

David Del Rio

Roberto Jerez

Rusty Schwimmer

Peggy Displasia

Gail Bean

Leota Hynek

James Earl

Evan Smith

Abraham Benrubi

Chet Valincourt

Valentine Miele

Ross Reynolds

Stephen Blackehart

Robert Hickland

Benjamin Byron Davis

Antonio Fowler

Silvia de Dios

Helena Barton

More Like This

Saw IV

Saw III

Grindhouse

Saw VI

Would You Rather

Saw V

Possessor

Frank and Penelope

Compulsion

The Condemned

Rampage: Capital Punishment

Crimes of the Future

The Cell

The Resurrected

Wanted

Rampage

Where to Watch

Region

Stream with a subscription

Cinemax Amazon Channel
Cinemax Apple TV Channel

Rent

Amazon Video
Apple TV Store
Google Play Movies
YouTube
Fandango At Home

Buy

Amazon Video
Apple TV Store
Google Play Movies
YouTube
Fandango At Home

Open on JustWatch↗

Availability data for United States provided by JustWatch via TMDB. Listings can change without notice — check the provider before subscribing.

The Belko Experiment (2017) | 123 Movies