When an airplane transporting a bombing suspect and Schanke explodes, Nick becomes racked with guilt. He feels it should have been him on the plane...

Nick's discovery that Tracy's mystery man, Vachon is a vampire, complicates an already complicated situation. Luckily Vachon and Tracy's mutal...

When a grisly murder occurs, it complicates an undercover cop's investigation. Detective Bruce Spencer believes he knows who the murderer is, but...

A man's death seems directly related to a court battle over Native American land. But when during the invesitigation Nick comes into contact with a...

When a serial rapist is ripped to shreds by a dog, Natalie suspects that something isn't quite right. Nick's investigations leads him to suspect a...

Both Natalie and Tracy start thinking about relationships, when a woman reveals on a talk show that her boyfriend is a vampire. When the woman is...

A patron of the Raven is found dead, apparently killed by a vampire in unusual circumstances. The woman at the scene has no memory, and there are no...

When Tracy is given a three-day leave after shooting a perpetrator, Nick works alone on a grisly murder investigation. However, Tracy ignores her...

An autopsy reveals a murdered woman's heart has been surgically removed, prompting Nick and Tracy to investigate the black market for human organs....

A bullet wound to the head lands Nick in the emergency room, where with no pulse, no heart rate, and no brain activity, he is declared dead. Fast...

A routine investigation into a suicide leads Nick and Tracy to an exorcist. As they witness an exorcism, Nick is overpowered by a terrible evil....

An unusual murder leads Nick and Tracy to popular singer Christie Black, who is undergoing intense psychotherapy with the controversial Dr. Ben...

A scientist is murdered and a lab rat escapes when industrial espionage goes awry. But far worse things begin to happen when the lab rat, infected...

When a murder occurs in a haunted house, it looks like the murderer might just be ... a ghost. On top of the investigation, Nick, Natalie, and Tracy...

While investigating the murder of a virtual reality software designer, Nick finds the vampire game he created fascinating. Inside the game, Nick...

Nick is amazed when a police sketch composite for a murder suspect looks remarkably like Janette. Then Janette suddenly shows up again in his life...

A woman is brutally murdered in her daughter's room at a shelter for battered woman. Her daughter, Julie, is a traumatized eyewitness to the slaying...

A mentally handicapped teenager witnesses the murder of a popular wrestler and his account implicates his uncle, another wrestler, as the murderer....

A particularly brutal murder leads Nick and Reese to suspect a release killer with a best-selling book on "The Killing Mind". The murder fits those...

Nick and Tracy are both deeply disturbed by the brutal "kiss" murders, where victims are being drained of blood. Nick recognizes them as the style of...

When an anonymous tip leads NIck to a "headless corpse" in the Raven, it is only the beginning of a deadly game, with vampires as the target. Nick...

A suicide of a friend and colleague causes Natalie to reexamine her life and her feelings for Nick. Nick, too, is dealing with the loss of a friend,...