Josh Hartnett is an American actor and producer who rose to prominence in the late 1990s. He gained early recognition for his role as Michael Fitzgerald in the television series Cracker. His breakout film roles included appearances in Halloween H20: 20 Years Later and The Faculty. Hartnett became a major Hollywood star in the early 2000s with lead roles in blockbusters like Pearl Harbor and Black Hawk Down. Despite his initial trajectory toward traditional leading-man stardom, he famously stepped back from major studio films to pursue independent projects. He has appeared in critically acclaimed films such as Lucky Number Slevin, The Black Dahlia, and 30 Days of Night. In recent years, he has experienced a career resurgence with roles in Guy Ritchie's Wrath of Man and Operation Fortune: Ruse de Guerre. He garnered significant critical praise for his performance as Ernest Lawrence in Christopher Nolan's 2023 biographical thriller Oppenheimer. Hartnett also starred in the 2024 psychological thriller Trap, directed by M. Night Shyamalan. He is known for maintaining a private life away from the intense scrutiny of the tabloid press. He resides in the United Kingdom with his wife, actress Tamsin Egerton, and their children.