Naman Ramachandran The life and work of Hans Zimmer, the Oscar-winning composer of “The Lion King” and “Dune: Part One,” will be celebrated in BBC Two documentary “Hans Zimmer – Hollywood Rebel.” The 60-minute film looks back at Zimmer’s 40-year journey from post-war Germany to Hollywood royalty. It will seek to reveal the musical secrets of Zimmer over a career that includes scores for films “Rain Man,” “Pirates of The Caribbean,” “Gladiator,” “No Time To Die,” “The Dark Knight,” “Batman Begins” and “The Thin Red Line” plus the music he created for BBC Studios Natural History films, including “Planet Earth II,” “Blue Planet II” and “Frozen Planet II.”