 Blomkamp declared the project dead in late 2007 , but Jackson replied that the film would still be made . Blomkamp and Jackson collaborated on District 9 , but the director told / Film that he was no longer considering working on a Halo film if the opportunity arose , saying that after working on the film for five months before the project 's collapse it would be difficult to return . The rights for the film have since reverted to Microsoft . 
