The book that's being read in the real world and the fantasy world sequences in the film is the same. It's a volume of poetry by Rumi.
This is the only film nominated for best animated feature at the 2018 Oscars not produced in the United States.
Members of the Afghan Women's Organization wrote the letters seen on the screen, so that the animators could copy every detail of the script for the film.
Third animated feature film co-produced by the Irish animation studio Cartoon Saloon and their third feature to be nominated for the Best Animated Feature Film Oscar. Their previous Oscar nominations were for The Secret of Kells (2009) and Song of the Sea (2014).
First feature film project for Guru Studio.