《嗜血法医》第 0 季于 2009-10-25 首播。
《嗜血法医》第 2 季于 2007-09-30 首播。
In season two, the bodies of Dexter's victims are uncovered and an investigation is launched in Dexter's own department to find the killer, dubbed the "Bay Harbor Butcher." Debra struggles to recover, and Rita sends Dexter to Narcotics Anonymous meetings when she suspects that he has an addiction. Sergeant James Doakes, stalks Dexter, suspecting that he is connected with the "Ice Truck Killer" killings.
《嗜血法医》第 3 季于 2008-09-28 首播。
After a runin with a man, Dexter initiates a friendship with his brother, Assistant District Attorney Miguel Prado. In the meantime, Rita discovers that she is pregnant, and Debra investigates the murders of a new serial killer, called "The Skinner," hoping to gain a promotion to detective.
《嗜血法医》第 5 季于 2010-09-26 首播。
In season five, Dexter comes to terms with the aftermath of the Season 4 finale, stopping a group of serial rapists and avoiding a corrupt cop who learns his deadly secret.
《嗜血法医》第 6 季于 2011-10-02 首播。
Season six follows Dexter's and Miami Metro's investigations into a string of bizarre ritualistic killings featuring overtly religious apocalyptic symbolism.
