Sandra Bullock filmography. Sandra Bullock is an American actress who made her film debut with a minor role in the 1987 thriller Hangmen. She made her television debut in the television film Bionic Showdown: The Six Million Dollar Man and the Bionic Woman and played the lead role in the short-lived sitcom Working Girl before making her breakthrough starring in the action film Speed. She starred with Sylvester Stallone in Demolition Man. Bullock founded her own production company, Fortis Films, and starred in the romantic c