this movie be a half documentary . and it be pretty interest . this be a good movie . base on the true story of how a bunch of norwegian saboturs manage to stop the heavy water production in rukjan and norway and the deliverance of the rest of the heavy water to germany . this movie isn not perfect and it could have be a bit well . the best part of the movie be that some of the saboturs be play by themselves . if youre interested in history of wwii and film this be a movie that worth a look .