Here are some themes I got from the movie: bravery, courage, honor and heroism. Bravery, for others, doing it alone and defenceless can be a formula for failure but not for Beowulf. Courage, a dauntless man born with unlimited faith to fight for what is neccesary. Honor, people respect him and believed for what he is capable of. Heroism, just like others, Beowulf died as a king and hero for sacrificing his life for the sake of his constituents.
But of course, no matter how