when was this film released?
December 25, 2015
The Revenant (2015 film)
"The Revenant" had a limited release in the United States on December 25, 2015, including Los Angeles—making it eligible for the 88th Academy Awards—before being released nationwide on January 8, 2016.
where was the revenant supposed to have taken place Alife in Italy;  Kootenai Falls near Libby, Montana; Rio Olivia in Argentina
wiki:13154433
The Revenant (2015 film) [SEP] Release
"The Revenant" had a limited release in the United States on December 25, 2015, including Los Angeles—making it eligible for the 88th Academy Awards—before being released nationwide on January 8, 2016. The film opened in Australia on January 7, 2016 and in the United Kingdom on January 15, 2016. In the Philippines, the film's release date was originally set for January 27, 2016, but it was eventually delayed a week to February 3, 2016. Although studios initially chose not to pursue a theatrical release in China, following the film's three wins at the 88th Academy Awards on February 28, 2016, the film was granted a release in China but with several cuts.