It's been six years since "Avatar" was released in theaters and, as one of the highest grossing movies to ever be produced, its follow-up movie was expected to come the soonest.<br />James Cameron has said that production is still on track for announced 2017 sequel of "Avatar 2."<br />In the last two years, Cameron and his crew have been doing an "enormous" task of designing the film and also stated that "writing is ongoing, but almost finished."<br />As announced by 20th Century Fox back in January, "Avatar 2" will actually form part of a trilogy with "Avatar 3" out in 2018 and "Avatar 4" the following year.<br />The original target date for the release of "Avatar 2" was actually Christmas 2016.<br />Meanwhile, poised to reprise their role for "Avatar 2" are Zoe Saldana as Neytiri and Sam Worthington as Jake Sully.
