Sneak Peek at Doctor Who 'Best of' Specials

Celebrity Doctor Who fans Alison Haislip, Chris Hardwick, Scott Adsit, and Reggie Watts geek out over Steven Moffat's ingenious monster creation, The Silence. Check out the BBC America original special "Doctor Who: Best of the Doctor." Don't miss all-new episodes of Doctor Who on Saturdays at 9/8c!