Kokusai himitsu keisatsu: Kayaku no taru (国際秘密警察 火薬の樽, "International Secret Police: Keg of Gunpowder"), also known as Keg of Gunpowder, is a 1964 Japanese spy-comedy adventure action film directed by Takashi Tsuboshima. It was the third installment of five films in the "Kokusai himitsu keisatsu" series, a parody of -style spy movies.