Q:Serpico is a 1973 American crime film directed by Sidney Lumet and starring Al Pacino. Waldo Salt and Norman Wexler wrote the screenplay adapting Peter Maas' biography of NYPD officer Frank Serpico (born 1936) who went undercover to expose corruption in the force. Both Maas's book and the film cover 12 years1960 to June 15 1972in the life of Serpico who was trying to be an honest policeman. 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