After the war, he studied at the Royal Academy of Dramatic Art in London and started the Professional Actors Workshop in New York City, whose students included Martin Sheen, James Earl Jones, and Mercedes Ruehl. He was president of Stratton Productions, Inc. (NYC), a firm engaged in stage, film and TV productions.Danielewski biodata, The Daily Herald, Provo, Utah, October 16, 1977, p. 23; accessed August 11, 2014.
