Howling fans of intrigue and murder packed Ballroom 20 today for a Showtime’s combo Homeland/Dexter panel.  We learned a new locale for Homeland, the dramatic thriller concerning a CIA officer (Claire Danes) and a soldier returning from enemy captivity who may be a threat to the U.S. (Damian Lewis).  And we also met a new face for Dexter.  The show, which will be entering its seventh season this fall, stars Michael C. Hall as the fan-favorite killer with a conscience.  Read more about terrorists and serial killers after the jump.