Helmer Steve McQueen continues to fill out the ensemble of his drama "Twelve Years a Slave," as Paul Giamatti and Sarah Paulson have joined the cast of the New Regency pic based on Solomon Northrup's 1853 nonfiction tome. Duo joins Chiwetel Ejiofor, Michael Fassbender, Brad Pitt, Benedict Cumberbatch, Scoot McNairy and Ruth Negga.
Ejiofor stars as the book's author, a free man kidnapped and sold into slavery. Paulson will play Fassbender's jealous wife, while Giamatti will play Freeman, who takes possession of the slaves upon their arrival in New Orleans.