'Sin City' actress Jaime King will star as the only woman to be executed by the electric chair in Louisiana.The 28-year-old blond star plays Toni Jo Henry in the independent drama 'The Pardon', which is based on true events. Prostitute Toni was executed aged 26 in 1942 for the brutal murder of Joseph Calloway on Valentine's Day in 1940. King stars alongside 'Sex and the City' actor Jason Lewis, who plays Toni's husband Claude 'Cowboy' Henry. Director Tom Anton has also co-written the script with Sandi Russell.The movie has already started shooting in Shreveport, Louisiana, and are lease date is scheduled for 2008. King has recently wrapped filming on two more projects set for 2008. She will first be seen in 'Fanboys', a film which centers on the journey of four friends to honor their pal's dying wish to watch 'Star Wars: EpisodeI - The Phantom Menace' at George Lucas' Skywalker Ranch. She also appears in horror film 'The Wait', which sees a couple return to the US for a family funeral while their son remains in China and is possessed by an evil spirit.The actress is also set to reprise her role as Goldie in 'Sin City 2', which is due to start filming in June.