Please answer the following question: Blackmailed is a 1951 British drama film directed by Marc Allégret and starring Mai Zetterling Dirk Bogarde Fay Compton and Robert Flemyng. It was adapted from a novel by Elizabeth Myers and was also released as Mrs. Christopher. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
A:
Film