Sarah Silverman has signed on to guest star on the hit CBS show The Good Wife.

Silverman will appear in the 22nd episode of the current season. She'll play Stephanie, the owner of a controversial website that arranges affairs for married users, who ends up in court when a distraught wife claims that the site caused her husband to begin an affair which led to his death.

Other guest stars for this season of The Good Wife include America Ferrera, Mamie Gummer, Michael J. Fox and Aaron Staton. The series airs on Tuesdays at 10/9c on CBS.