Brokeback Mountain of Focus Features, James Schamus to ask if the film was ever made. Ang Lee was considering retirement after "Hulk". In an interview with "Out" magazine, he described himself "wrecked" after filming both "Crouching Tiger, Hidden Dragon" and "Hulk". "Brokeback Mountain" "nurtured" him back into filmmaking. The casting of Heath Ledger and Jake Gyllenhaal was announced in 2003. Anne Hathaway stated that during her audition, she lied to Ang Lee about her knowledge of horse riding so that he would cast her. Subsequently, she took horse-riding lessons for two months. While the film is set in Wyoming (like the original
Proof (2005 film) called "Proof": "richer and deeper, simultaneously both funnier and more serious, than either "A Beautiful Mind" or "Good Will Hunting"." Timothy Gowers of the University of Cambridge, a Fields Medalist, and Paul Sally of the University of Chicago, acted as mathematical consultants, although the latter was dismissive of the film's mathematical relevance and accuracy. Proof (2005 film) Proof is a 2005 American drama film directed by John Madden and starring Gwyneth Paltrow, Anthony Hopkins, Jake Gyllenhaal, and Hope Davis. It was written by Rebecca Miller, based on David Auburn's Pulitzer Prize-winning play "Proof". The plot alternates between events immediately following