Claim: The Belko Experiment premiered at a film festival.

The Belko Experiment is a 2016 American horror film directed by Greg McLean and written by James Gunn . The film stars John Gallagher Jr. , Tony Goldwyn , Adria Arjona and Melonie Diaz . Filming began on June 1 , 2015 , in Bogotá , Colombia . The film premiered at the 2016 Toronto International Film Festival on September 10 , 2016 and was released in the United States on March 17 , 2017 , by BH Tilt and Orion Pictures . The film received mixed reviews from critics and has grossed $ 10 million worldwide , against its $ 5 million budget .