Dexter: Season finales RANKED (Best to Worst)

In the Season One finale, Dexter follows the clues left for him by the Ice Truck Killer in an effort to rescue his kidnapped loved one, while Rita's ex tries to convince her that Dexter is too dangerous to be around their children.

Dexter and Arthur find themselves on a collision course, as Debra unearths a shocking long-hidden truth, Rita admits her marriage to Dexter is troubled, and Batista and LaGuerta face the consequences of an ethics breach. Season Finale.

Season 7 finale. As LaGuerta closes in on Dexter's secret, Dexter struggles to protect himself, Debra and the life he's built.

Special Agent Lundy and the FBI finally settle the case of the Bay Harbor Butcher, but the heat's not entirely off Dexter as his the flames literally close in.

In the Season 5 finale, Dexter realizes that he and Lumen are being lured into a trap and risks everything to escape; Quinn needs help that only Dexter can provide.

In the Season Three finale, Dexter attempts to calm the unstable Ramon now that Miguel is out of the picture; Debra is about to receive her detective's shield but is blind-sided with information that could derail her promotion.

In the Season 6 finale, Dexter and Homicide race a solar eclipse to catch the Doomsday Killers before their final gruesome act; Debra struggles with a new emotional reality.

Series finale. Dexter is faced with impossible odds as a brewing hurricane makes its way towards Miami.