The term HAMLET EXTRA is a combination of two words. The first word, 'HAMLET, ' is the title of a famous play by William Shakespeare. It tells the story of a young prince who must avenge his father's death. The second word, 'EXTRA, ' refers to an actor or actress who has a small role in a play or movie. Therefore, the term HAMLET EXTRA can be used to refer to an actor or actress who has a small role in a production of the play HAMLET. The crossword solution for this term is DANE, which is a reference to the characters in the play, as they are all from Denmark.