Heavy Metal and Yellow Submarine filmmaker and animator Gerald Potterton dies at the age of 91 Posted on August 25, 2022 By Charlielikes Gerald Potterton, the British-Canadian filmmaker best known for his work on the adult animated classic Heavy Metal and The Beatles’ Yellow Submarine, has died. news Tags:91,, age’, and, animator, at, dies, filmmaker, gerald, heavy, metal, news, of, potterton, submarine, the, topnews, trending, yellow