Jada Pinkett Smith as joined the cast of Fox's upcoming Batman prequel series 'Gotham' as a villain.

According to the Hollywood Reporter, the 42-year-old wife of Will Smith has been cast as a gangster boss and nightclub owner named Fish Mooney and is the biggest star, so far, attached to the project, the Verge reported.

The highly anticipated series will position her as the employer of Oswald Cobblepot and will be seen alongside Ben McKenzie, Sean Pertwee and Robin Lord Taylor.