AceShowbiz - Hollywood mourns the loss of Jon Landau, the visionary producer behind era-defining films like "Titanic" and "Avatar," who passed away at the age of 63. Known for his charismatic leadership and zany humor, Landau's legacy continues to inspire the film fraternity.

Landau's illustrious career is filled with record-breaking films that have left an indelible impact on Hollywood. Kate Winslet, a shining star in one of his hallmark projects, reflects on their long-standing relationship since she was 20. Winslet said, "Jon Landau was the kindest and best of men," emphasizing his ability to nurture and support creative teams.

"His passion for filmmaking only deepened with age," Winslet added. "He was always full of smiles and gratitude. I can't believe I am writing this, can't believe he is gone."

James Cameron, Landau's close-knit producing partner for over 30 years, expressed a deep sense of personal loss. "I have lost a dear friend, and my closest collaborator of 31 years. A part of myself has been torn away," Cameron lamented.

The duo's collaboration led to blockbuster successes like "Titanic," which catapulted Winslet to stardom and became the highest-grossing film at the time, grossing $2.2 billion. Cameron's "Avatar" later claimed the title with a staggering $2.92 billion, another feather in Landau's cap. Their recent project together, "Avatar: The Way of Water," grossed $2.3 billion worldwide.

"The Avatar family grieves the loss of our friend and leader, Jon Landau. His zany humor, personal magnetism, great generosity of spirit and fierce will have held the center of our Avatar universe for almost two decades," Cameron told Variety.

Landau's career began at 20th Century Fox, where he served as EVP of Feature Productions before joining Cameron at Lightstorm Entertainment as COO. Over his career, he also worked on notable films such as "Solaris," "Alita: Battle Angel," "Honey, I Shrunk the Kids," and "Dick Tracy."

Alan Bergman, co-chairman of Disney Entertainment, highlighted Landau's exceptional vision, stating, "Alan Bergman, co-chairman of Disney Entertainment, remembered Landau as "a visionary whose extraordinary talent and passion brought some of the most unforgettable stories to life on the big screen."

Jon Landau is survived by his wife Julie, sons Jamie and Jodie, and his sister Tina Landau, a Broadway director. Tina expressed her grief and pride, saying her heart is "broken but also bursting with pride & gratitude for his most extraordinary life."

The industry's collective grief is palpable, but so is the inspiration that Jon Landau's legacy continues to offer. His work, both on and off the screen, remains a testament to his indomitable spirit and unique vision, providing a beacon of excellence for future generations of filmmakers.