What independent feature film was produced in 2015 by No Trace Camping and stars Brie Larson?
No Trace Camping: No Trace Camping is a Canadian–American independent feature film and television financier and production company based in Toronto and Los Angeles. No Trace Camping:  Founded in 2008, the company produced the films "Goon", "The F Word" (aka "What If") and "Room", as well as "". Room (2015 film):  It stars Brie Larson as a woman who has been held captive for seven years, and whose 5-year-old son (Jacob Tremblay) was born in captivity.
Room