In a new Instagram post, Vin Diesel revealed that he was joining the Avatar sequels. 1 / 7
In the post, Diesel joked with Avatar director James Cameron about secrey surrounding the sequels. 2 / 7
Cameron is allegedly working on four more Avatar movies. 3 / 7
It's currently unclear if Diesel will play a human or one of the blue-skinned Na'Vi. 4 / 7
Diesel called Cameron 'the one person in Hollywood I've always wanted to work with and learn from.' 5 / 7
The Fast and Furious star is an avowed sci-fi fan who's starred in films like Riddick. 6 / 7
Directed by James Cameron, Avatar 2 is set to be released on December 18, 2020. 7 / 7