There's an emergency with Harrison, Dexter leans on Brother Sam and an unexpected winged messenger for support as he questions the idea of faith. With proof of a religiously motivated killer, homicide hunts for a zealot, with Debra giving her first official press conference.
Click to watch Dexter streaming: A Horse of a Different Color
Episode 5: The Angel of Death
With the help of his newfound friend Brother Sam, Dexter wonders if there is light within him to counter the darkness, while the search for the Doomsday Killers takes him in a new direction; Batista and Quinn pay a visit to the university where Professor Gellar taught; due to departmental regulations following the shooting, Debra is forced to begin therapy.
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Episode 6: Just Let Go
Dexter is caught up in a very personal case that awakens the needs of his Dark Passenger; Debra feels overwhelmed by her new Lieutenant duties, made all the more complicated when she finds out Quinn slept with a witness in the Doomsday case.
Click to watch Dexter streaming: Just Let Go
Episode 7: Nebraska
Dexter is accompanied by his brother on a trip to Nebraska to tie up past loose ends. Meanwhile, Debra’s investigation into the Doomsday Murders is complicated by her lieutenant rank.
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Episode 8: Sins of Omission
Dexter uses lessons he learned from Brother Sam to follow up on some new leads in the Doomsday investigation; Debra butts heads with Captain LaGuerta over the case of a de*d call girl.
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Episode 9: Get Gellar
Dexter receives help from an unexpected source while hunting the Doomsday Killers and staying one step ahead of Homicide; Debra discovers something new about herself in therapy.
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Episode 10: Ricochet Rabbit
Ricochet Rabbit premiered on December 4th, 2011. Dexter hunts Travis Marshall after learning it was him that did all the killing and not Geller.
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Episode 12: Talk to the Hand
Talk to the Hand premiered December 11th, 2011. Dexter finds that in order to catch the Doomsday Killers, he must create a Macabre Tableau of his own. We see that Debra's battle with LaGuerta over the case of the de*d call girl gets heated. Her therapist makes an odd suggestion about Debra maybe being in love with her half brother Dexter.
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Episode 12: This is the Way the World Ends
Dexter continues to work in tracking down Travis Marshall in Miami. Things between Debra and Dexter get more weird than they already were. This is a great season finale of Dexter.
Click to watch Dexter streaming: This is the Way the World Ends