1. Beowulf　is a hero of story.
Ray Winstone is Beowulf
Angelina Jolie is Grendel's Mother

http://www.imdb.com/title/tt0442933/

2. an　old English heroic epic poem of anonymous authorship.
3. Old English (also called Anglo-saxon Englisc by its speakers) is an early form of the English language that was spoken and written in parts of what are now England and southern Scotland between the mid-5th century and the mid-12th century.