When Simone envisages a field whilst under hypnosis, the image of her in the field is based on the painting, Christina's World (1948), by Andrew Wyeth.
The official submission of Sweden to the Best Foreign Language Film of the 85th Academy Awards 2013.
During a discussion between Magdalena and Joona, 'Moomintroll' is mentioned. Moomintroll is the central character in a series of books by 'Tove Jansson'. There have been several television programs based on the character and the books.
The 2013 Blu-ray edition of Zone B2 has almost 50 minutes of deleted scenes.