The audio track was verified by actor and wildlife enthusiast Pirkka-Pekka Petelius to ensure that the birds heard in the background throughout the film were correct given the time of year.
An extra was tragically killed in an accident when a scene with horses was filmed. The actual footage can also be seen on film. Horses got wild due to explosions on the set and the extra was crushed under a horse carriage.
Highest-grossing movie in Finland in the 21st century.
Altogether the movie will have three different versions. In addition to the 2 hour 59 minute release in Finnish cinemas and the international release with a running time of 2 hours 13 minutes the movie will be edited to a 5 episode mini-series for YLE (Finnish Broadcasting Company) with a combined running time of approximately 4 hours. The series is scheduled to be released at the end of year 2018.
The original filming location for the winter scenes was Vekaranjärvi, Kouvola, but since the winter 2016-17 in southern Finland did not offer enough snow, the filming was moved farther north to Kuhmo.