'Dexter' Season Six Teaser Trailer #3

In the latest trailer for 'Dexter' season six, Dexter begins to rethink that he and his dark passenger are here to serve a higher purpose. Season six is set to premiere this fall.

'Dexter' stars Michael C. Hall, Jennifer Carpenter, Desmond Harrington, C.S. Lee, Lauren Vélez, David Zayas, and James Remar. Recurring season six appearances by Colin Hanks, Mos, Molly Parker, Billy Brown and Edward James Olmos.