In the Season 4 finale, the police close in on the Trinity Killer, who cautions Dexter to keep away. But Dexter is willing to do whatever he can to get his man, legal or not. Meanwhile, LaGuerta and B

Airdate: 6 December, 2009
Summary: Dogged Debra\’s investigative skills have the department on the verge of not only nailing the Trinity Killer, but ultimately exposing Dexter\’s clandestine and de

Airdate: 29 November, 2009
Summary: Dexter finally believes he understands the beast known as Trinity. But when a ten-year old boy goes missing, Dexter is forced to question everything he’s learned

Airdate: 22 November, 2009
Summary: Dexter studies those closest to Arthur in an attempt to understand the psychology behind the Trinity Killer\’s actions; Rita\’s Thanksgiving-dinner plans are com

Airdate: 15 November, 2009
Summary: Dexter learns the Trinity Killer may be taking his act on the road when the homicidal maniac plans an out-of-town trip. To gather more insight into the mind of t

Airdate: 8 November, 2009
Summary: Dexter strikes a balance between family, work and his secret life; Debra expresses a renewed interest in her father\’s past.

Airdate: 1 November, 2009
Summary: Dexter knows it’s only a matter of time before Miami Metro discovers the Trinity Killer’s latest handiwork. Therefore, he has to work doubly hard to stay one step

Dexter is inspired to investigate the Trinity Killer on his own, while Debra blames herself for an event that was out of her control, and Rita realizes how little she knows her husband after discoveri

18 October, 2009
Rita and the children take an out-of-town trip, leaving Dexter behind for some long-overdue rest and relaxation, which he instead channels into chasing down a new victim. But his i

11 October, 2009
When a rash of vandalism strikes Dexter\’s new neighborhood, the increased vigilance of his neighbors impacts his ability to take care of his side business, and it doesn\’t help ma