Patricia Clarkson ("Good Night, and Good Luck") has been added to the cast of the Catherine Zeta Jones-starring film "Mostly Martha," Variety reports.

Clarkson will play the owner of a restaurant whose cook (Zeta-Jones) begins a romance with an eccentric chef, played by Aaron Eckhart.

"Shine" helmer Scott Hicks is directing the film.

Clarkson wil be seen next in "All the King's Men" with Sean Penn, Jude Law and Kate Winslet.