Jessica Alba on for Sin City 2
Jessica Alba and Mickey Rourke have signed up for the 'Sin City' sequel.
The pair will be directed by Robert Rodriguez and Frank Miller in 'Sin City 2: A Dame to Kill For', which will be in 3D and shot later this year.
Other cast members are expected to return but no names have been confirmed.
Shooting will take place in Austin, Texas at Rodriguez's Troublemaker Studios ahead of a release on October 4, 2013.
The first instalment of the crime thriller - set in the corrupt world of Basin City - also starred Benicio Del Toro, Rosario Dawson and Bruce Willis and was released in 2005.
It took $158 million at the box office on a budget of just $40 million.
Jessica has a number of movie roles coming up including 'Escape from Planet Earth' where she voices the part of Lena and 'Machete Kills'.
Mickey also has forthcoming films including 'Java Heat' and 'Black November'.