Kyle Davis

Dexter finds help from an unexpected avenue while on the hunt for the Doomsday Killers, all the while trying to stay one step ahead of the Homicide Division.

Dexter tries to figure out the Doomsday Killers' next victim before it's too late. Meanwhile, Debra has a strong reaction to a crime scene.

Dexter finds that in order to catch the Doomsday Killers, he must follow in their footsteps and create a macabre tableau of his own.

The team investigate a BMX rider's remains after a failed bike stunt. Booth and Brennan visit the victim's fellow riders.

When a convicted child molester turns up dead near CBI HQ, Lisbon finds herself at the centre of a murder investigation. Though initially insistent that she is not the killer, the agent begins to doubt her own innocence when she realises that she can remember nothing of the night in question.

As the NCIS team investigate a teenage girl's abduction, Ziva and Abby work closely with her young friend, who witnessed the kidnapping.