A new documentary titled 'Finding Harmony: A King's Vision' chronicles King Charles' lifelong commitment to environmentalism and sustainable living. The film, narrated by Kate Winslet and His Majesty, was shot across four continents and explores the King's philosophy of harmony, covering sustainable textiles, food, and community skills. The documentary premiered at Windsor Castle with VIP guests including Rod Stewart, Benedict Cumberbatch, Stanley Tucci, and Kenneth Branagh before its public release on Amazon on 6 February.