Began his acting career in 1941 on Broadway as a teenager. He also began acting on live television and on New York radio. He moved to Los Angeles in 1955 for work in motion pictures. As a writer, Miller wrote screenplays, radio and television scripts and the novels, Starting Now" and "Night Calls." He and his former wife, Patricia George, founded the Film Industry Workshops in 1962, co-wrote a textbook, "The Craft, " and a glossary of film terms, "Cut-Print."