Arnell Powell

A young woman uses her abilities to communicate with the earthbound spirits of people who have died and need her help.

A woman walks into the station covered in blood, carrying a gun, and saying she killed someone. Unfortunately, the trauma of what she did caused her to forget who she is or who the victim is. The team tries to unravel this bizarre case as they deal with the loss of their close friend and colleague, Detective Barry Frost.

When a body is found in the theater of Martha’s latest show, Castle and Beckett’s investigation leads them into the unexpectedly dangerous world of competitive a capella.

The case of two teens who killed themselves after a murderous rampage at a mall in 1995 reopens when evidence indicates there may have been a third shooter.

The squad is forced to work with a private investigator when a clothing designer is found poisoned and his wife reported missing; Jane asks Maura to teach her mother how to handle her finances.

Gibbs' team works with the Army Criminal Investigative Unit to investigate a suspected terrorist attack that killed a Marine colonel at a military country club.