Claustrophobic Trailer: Room!

Room

Based on Emma Donoghue’s best selling novel, Room stars Brie Larson as a woman who, with her five-year old son (Jacob Tremblay), has been locked in a single room for a long time.

When she comes up with a risky escape plan, the two will have to contend with big, complicated world outside.

Room will be in theaters on October 16th.