Sean Astin, Sara Foster and Ceila Weston are the latest to join Michael Vartan and David Cross in James B. Rogers' upcoming indie comedy "Demoted," according to The Hollywood Reporter.

Written by Dan Callahan, the film centers on two tire salesmen (Vartan, Astin) who enjoy playing big pranks on their co-worker (Cross). But when the latter suddenly becomes their new boss, he seeks revenge by making them his new secretaries.

Foster will jump into the role of Astin's wife, who thinks he's just been promoted, while Weston will star as the head secretary who pushes the two friends to pursue a revenge on their own.

Astin most recently starred in "The Final Game," and is currently filming "Stay Cool" for Michael Polish. Foster's acting credits include "D.E.B.S." As for Weston, she most recently starred in Oliver Hirschbiegel's "The Invasion."