Blomkamp has admitted since that the Halo pre-production was a nightmare, and relations between 20th Century Fox and Blomkamp severely disintegrated before the project's end. When funding for the Halo film collapsed, Peter Jackson decided to produce District 9 instead, an adaptation of Blomkamp's earlier short film Alive in Joburg, which had been produced by Hansen and Copley.
Blomkamp has acknowledged that the pre-production of Halo was difficult, and relations with 20th Century Fox soured before the project ended. When funding for the Halo film failed, Peter Jackson decided to direct District 9 instead, a movie based on Blomkamp's earlier short film Alive in Joburg, which had been produced by Hansen and Copley.