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 admitted that the pre-production of Halo was problematic, leading to strained relations with 20th Century Fox. When funding for the Halo film dried up, Peter Jackson opted to direct District 9 instead, a movie based on Blomkamp's short film Alive in Joburg, which had been produced by Hansen and Copley.