Deadline.com reported that the role offered first to Billy Bob Thornton has gone to Australian Oscar winner Christopher Waltz in the new twisted sci-fi "The Zero Theorem".Waltz is to play the role of an autistic computer genius "Cohen Leth" who works on a mysterious project to discover the existence of the Zero theory. Leth tries to figure out the solution by himself and escapes the company in charge of the project; but the in return sends a spy to follow his work steps who ends up breaking the code."The Zero Theorem" was in preparation for three years and shooting should start on 22 October in MediaPro studios in Romania. Waltz will be co-producing the film alongside Dean Zanuck. No more names are announced as cast or crew for the film or when is the scheduled date for its release.Waltz should be seen on 18 Jan in Quentin Tarantion's "Django Unchained" next to Leonardo DiCaprio, Jamie Foxx and Samuel L. Jackson.