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DiCaprio issued a statement on Sunday to pay his respects to the Oscar-winning producer, who died following a battle with cancer on Saturday 5 July aged 63. "Jon was an incredibly kind, wise, and empathetic soul, who wanted to create nothing but a positive impact on anyone or anything approached." Leonardo DiCaprio / Statement. "His legacy and leadership will live on forever. My condolences are with his entire family. Rest in peace; you will be deeply missed." Leonardo DiCaprio / Statement. Winslet, who starred alongside DiCaprio in James Cameron's 1997 movie, described Landau as "the kindest and best of men". "He was a man who was rich with compassion and exceptional at supporting and nurturing teams of phenomenal creative people. His strength in life was knowing the importance of family, at home and at work."Kate Winslet / Statement. "He was always full of smiles and gratitude. I can't believe I am writing this, can't believe he is gone." Kate Winslet / Statement. Landau, who won the Best Picture Oscar for producing Titanic, was best known for his collaborations with Cameron. He also worked on the famed director's Avatar franchise. "I have lost a dear friend, and my closest collaborator of 31 years. A part of myself has been torn away" James Cameron / Statement. Avatar stars Zoe Saldaña and Sam Worthington also paid tribute to Landau. "The memories we shared together will always hold a special place in my heart. He made everything and everyone he touched feel they could be better. He led with humour and strength, compassion and kindness." Sam Worthington / Variety.

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