Jake Gyllenhaal is one of the most restless and risk-hungry actors of his generation, a performer who has spent two decades treating mainstream access as a resource to fund increasingly strange and demanding choices. He broke through with Donnie Darko (2001) and went on to a career that includes Brokeback Mountain (2005), Zodiac (2007), Prisoners (2013), and Nightcrawler (2014). His Oscar nomination for Brokeback Mountain arrived early and undersold him, and the work he has done since represents some of the most unsettling and committed screen acting of the past decade.

On screen, Gyllenhaal operates with an intensity that can tip into something close to frightening, and the best directors he has worked with have pointed that quality directly at the audience. The wide eyes, which in Nightcrawler he learned to hold open just a beat too long, and a physicality that shifts dramatically between roles, give him a screen presence that resists easy categorization. He remains one of the few actors whose next project feels genuinely unpredictable, and that unpredictability has become the most interesting thing about him.