About Josh Hartnett
Joshua Daniel Hartnett (born July 21, 1978) is an American actor. He began his career on ABC's drama series Cracker (1997–1998), after which he became known as a teen idol through starring parts in films such as Halloween H20: 20 Years Later, The Faculty (both 1998), The Virgin Suicides (1999), Pearl Harbor, O, Black Hawk Down (all 2001), and 40 Days and 40 Nights (2002). Hartnett continued to work steadily throughout the 2000s, with a mix of leading and supporting roles in Hollywood Homicide (2003), Wicker Park (2004), Sin City (2005), The Black Dahlia, Lucky Number Slevin (both 2006), 30 Days of Night (2007), August (2008), and I Come with the Rain (2009). He experienced a career resurgence with his roles as Ernest Lawrence in Oppenheimer (2023), a serial killer in Trap (2024), and a family husband in Verity (2026). On television, Hartnett portrayed Ethan Chandler on the Showtime fantasy series Penny Dreadful (2014–2016). He also appeared in an episode of Black Mirror (2023) and guest-starred in The Bear (2024–2026). He starred in the new campaign of the Emporio Armani fragrance, "Diamonds for Men", being featured in both print and TV ads for the fragrance, thus becoming the first male celebrity to represent Giorgio Armani Beauty. In 2011, Hartnett became one of a handful of celebrities attached to USAID and Ad Council's FWD campaign, an awareness initiative tied to that year's East Africa drought. He began his career on ABC's drama series Cracker (1997–1998), after which he became known as a teen idol through starring parts in films such as Halloween H20: 20 Years Later, The Faculty, The Virgin Suicides (1999), Pearl Harbor, O, Black Hawk Down, and 40 Days and 40 Nights (2002).
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.