US actress Brittany Murphy, of Sin City, 8 Mile and Just Married, died on Sunday at age 32 after going into cardiac arrest, according to media reports.
Fox News broadcaster reported that the husband of the 32-year-old actress had called emergency services for help when she fell ill.
Meanwhile, Los Angeles police were investigating the her death, and the coroner plans to carry out an autopsy, People magazine reported.
Murphy, who played in films such as Sin City, 8 Mile, Girl Interrupted, Clueless and Just Married.