BBC America released a new trailer for Doctor Who while down at Comic-Con 2011. The show returns with the final six episodes of Season Six on Friday, August 27. Click on the video player below to check out what's in store for the rest the current season.

His time is running out. This is where it begins. Some secrets have been revealed while others remain unlocked. What is Madame Korvarian's plan? Does the Doctor really die? Doctor Who returns with all-new episodes, August 27th, only on BBC America.