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NEW YORK, NY - SEPTEMBER 07: 'Avatar' Film Director James Cameron and performers from 'Toruk' pose at the Opening Night for the New York Premeire of Cirque Du Soleil's 'Toruk' inspired by the James Cameron film 'Avatar' at Barclays Center on September 7, 2016 in New York City. (Photo by Bruce Glikas/Bruce Glikas/FilmMagic)

NEW YORK, NY - SEPTEMBER 07:  'Avatar' Film Director James Cameron and performers from 'Toruk' pose at the Opening Night for the New York Premeire of Cirque Du Soleil's 'Toruk' inspired by the James Cameron film 'Avatar' at Barclays Center on September 7, 2016 in New York City.  (Photo by Bruce Glikas/Bruce Glikas/FilmMagic)

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PASADENA, CA - JANUARY 13: Director James Cameron of the television show AMC Visionaries: James Cameron's Story of Science Fiction speaks onstage during the AMC portion of the 2018 Winter Television Critics Association Press Tour on January 13, 2018 in Pasadena, California. (Photo by Tommaso Boddi/Getty Images for AMC)

PASADENA, CA - JANUARY 13:  Director James Cameron of the television show AMC Visionaries: James Cameron's Story of Science Fiction speaks onstage during the AMC portion of the 2018 Winter Television Critics Association Press Tour on January 13, 2018 in Pasadena, California.  (Photo by Tommaso Boddi/Getty Images for AMC)

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BERLIN - DECEMBER 08: Actress Sigourney Weaver and director James Cameron attend a photocall to promote the film 'Avatar' at Hotel de Rome on December 8, 2009 in Berlin, Germany. (Photo by Andreas Rentz/Getty Images)

BERLIN - DECEMBER 08:  Actress Sigourney Weaver and director James Cameron attend a photocall to promote the film 'Avatar' at Hotel de Rome on December 8, 2009 in Berlin, Germany.  (Photo by Andreas Rentz/Getty Images)

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LOS ANGELES, CA - NOVEMBER 11: Director / Producer James Cameron attends the opening night of Cirque du Soleil's 'Toruk The First Flight' at The Staples Center on November 11, 2016 in Los Angeles, California. (Photo by Paul Archuleta/FilmMagic)

LOS ANGELES, CA - NOVEMBER 11:  Director / Producer James Cameron attends the opening night of Cirque du Soleil's 'Toruk The First Flight' at The Staples Center on November 11, 2016 in Los Angeles, California.  (Photo by Paul Archuleta/FilmMagic)

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HOLLYWOOD - DECEMBER 16: Writer/director James Cameron (L) and actress Suzy Amis arrive at the premiere of 20th Century Fox's 'Avatar' at the Grauman's Chinese Theatre on December 16, 2009 in Hollywood, California. (Photo by Jason Merritt/Getty Images)

HOLLYWOOD - DECEMBER 16:  Writer/director James Cameron (L) and actress Suzy Amis arrive at the premiere of 20th Century Fox's 'Avatar' at the Grauman's Chinese Theatre on December 16, 2009 in Hollywood, California.  (Photo by Jason Merritt/Getty Images)