Episode 3 'A Town Called Mercy' Trailer
Season: 7 | Episode: 3 | Date: 09/09/2012
Get a glimpse at what's to come in the all-new episode of 'Doctor Who,' 'A Town Called Mercy.' The Doctor gets a Stetson (and a gun!), and finds himself the reluctant Sheriff of a Western town under siege by a relentless cyborg.