Please answer the following question: The Gadfly (1980 film) - The Gadfly (Russian: ) is a 1980 Soviet drama film directed by Nikolai Mashchenko based on the novel The Gadfly by Ethel Lilian Voynich. Its screenplay was written by Yuli Dunsky and Valeri Frid. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
A:
Film