Here's your dose of casting updates for June 4, 2009:

• Lisa Kudrow, Alyson Machalka, Thomas Haden Church, Patricia Clarkson, Stanley Tucci, Penn Badgley, Cam Gigandet, Malcolm McDowell and Daniel Byrd will join Emma Stone and Amanda Bynes in Will Gluck's comedy "Easy A," a modern reimagining of "The Scarlet Letter." Written by playwright Bert V. Royal, the film centers on a high school student who seeks financial and personal gain by pretending to be the school slut. (Variety)

• Chris Pine, who's currently onscreen in "Star Trek," is in talks to join Denzel Washington in Tony Scott for Fox's upcoming thriller "Unstoppable." The plot follows an engineer who boards a locomotive with a young conductor (Pine) and attempts to chase a runaway train loaded with a bunch of toxic chemicals. (The Hollywood Reporter)