- The Karate Kid part III, The next Karate Kid, Columbia Pictures presents a Jerry Weintraub production. Karate Kid, part 3. Producer, Jerry Weintraub ; executive producer, Sheldon Schrager ; co-producer, Karen Trudy Rosenfelt ; writer, Robert Mark Kamen ; music, Bill Conti ; director, John G. Avildsen ; the next Karate kid. Producer, Jerry Weintraub ; executive producer, R.J. Louis ; writer, Mark Lee ; music, Bill Conti ; director, Christopher Cain