'Room' trivia and fun facts

In several interviews, the author of the book on which the movie is based has said the story is not based on any specific real-life case.

The film's production designer, Ethan Tobman, wanted the final scene to include snow. It turned out that using fake snow would have meant going over budget, so the idea was scrapped. However, as luck would have it, when it came time to shoot the scene, it started snowing for real.

In 'Room', one of the stories that Ma tells Jack was 'The Count of Monte Cristo'. Its lead character, Edmond Dantès, was also imprisoned in a cell for several years.

Brie Larson decided to isolate herself for a month and going through a strict diet to feel what her character and Jack were feeling in 'Room'.

A film adaptation from the best selling novel, Room. The author, Emma Donoghue, conceived the story after hearing about five-year-old Felix in the Fritzl case. The case concerns a woman who was locked in a basement by her father who impregnated her with seven children, including Felix.

'Room' is the third film that both Joan Allen and William H. Macy appeared together

Emma Donoghue, the author of the original book, was also the screenwriter of the film.

Although Brie Larson and Shailene Woodley were prime candidates to star in 'Room', Jennifer Lawrence also wanted to play the role of Ma.

Shailene Woodley and Brie Larson were the two actresses that were in consideration for the lead role in 'Room'.

Brie Larson claimed that she avoided washing her face while filming in the Room, to really make clear on-camera that she was not wearing makeup.