Jake Gyllenhaal In "Proof", featuring Gwyneth Paltrow and Anthony Hopkins, Gyllenhaal played a graduate student in mathematics who tries to convince Paltrow's character to publish a revolutionary proof to a problem puzzling the mathematicians' community. In "Jarhead", Gyllenhaal played a violent U.S. Marine during the first Gulf War. He also auditioned to be Batman for the blockbuster "Batman Begins" and came close to getting the role, but Christian Bale was ultimately chosen for it. In "Brokeback Mountain", Gyllenhaal and Heath Ledger play young men who meet as sheep herders and embark upon a sexual relationship that begins in the summer of 1963
Heath Ledger worked with the actor praised him for his creativity, seriousness and intuition. "I've never felt as old as I did watching Heath explore his talents," "The Dark Knight" director Christopher Nolan has written, expressing amazement over the actor's working process, genuine curiosity and charisma. Marc Forster, who directed Ledger in "Monster's Ball", complimented him as taking the job "very seriously", being disciplined, observant, and understanding and intuitive. In 2007, director Todd Haynes compared Ledger's presence to actor James Dean, casting Ledger as Robbie Clarke, a fictive personification of Bob Dylan in "I'm Not There". Drawing on the similar characteristics between