Dexter

It was me.

So admits Dexter Morgan in the opening scene from season five of Dexter, as previewed in a trailer released this week at Comic-Con.

Following the brutal murder of his wife, this typically unfeeling serial killer will experience an emotion this fall with which he isn't familiar: guilt.

Check out a few photos from the September 26 premiere now - and then watch below as Dexter deals with accusations from Astor; pressure from Quinn; and the overriding, unshakable, undeniable realization that this is all his fault...