Edward James Olmos (James Gellar)/Colin Hanks (Travis Marshall)
Season six was a complete fiasco.
Gellar, portrayed by a clearly unenthused Edward James Olmos, is one-note and painfully unreal.
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8.
After having to follow up the villain who murdered Dexters wife, Chase seemed to pale in comparison.
Dexter doesnt even off this baddie in the season finale, but leaves it to Lumen.
Julia Stiles (Lumen)
Jordan Chases killer and the Robin to Dexters Batman in the disappointing fifth season.
Julia Stiles does an excellent job portraying the wounded victim/survivor of Jordan Chase.
Having Lundy played by one of the legendary Carradine clan helped Lundy ascend to the top of this list.
Unfortunately, our time with Lundy was cut short when Trinitys illegitimate daughter gunned him down.
The two strike up an unlikely friendship, with Prado being emotional, petty, and deceitful.
In his dying breath, after being shot by an employee, Brother Sam begs Dexter to forgive.
Regardless, Weller made this snake in the grass irresistible.
Ray Stevenson (Isaak Sirko)
As Isaak Sirko, Ray Stevenson really hands Dexter his most formidable opponent.
After Sirkos mobster family puts a hit on his head, he enlists Dexters help to take them out.
John Lithgow (Arthur Mitchell)
If Lumen is Dexters Robin, than Arthur Mitchell must be his Joker.
Played by the almost always-terrific John Lithgow, Arthur Mitchell goes from Dexters role model to his greatest foe.
Upon closer inspection, Dexter learns that the man is even more of a monster than he is.
What ensues is a thrilling game between two skilled hunters.