ABC World News Tonight With David Muir

Flowers for Your Grave: Richard Castle, a well-known mystery writer; is called in to help police after two murders look very similar to murders from his books.

Nanny McDead: Castle and Beckett work together to solve the murder of a nanny found dead spinning in the dryer of an upscale New York apartment building's laundry room.

The son of a once wealthy family is found dead. As Castle and Beckett work on the investigation, his friends are trying to stop them. Castle isn't sure he can trust Martha to be left alone while he chaperones Alexis' class on a field trip.

The investigation behind a body found wrapped in a rug on the sidewalk leads Castle and Beckett inside the world of New York City politics. They discover a world of expensive escorts, arrogant tycoons, corrupt investigators and betrayal.

A woman found frozen at a construction site leads Beckett & Castle to reopen a cold case. The probe into the victim's past stirs up unpleasant memories for Beckett, which provides Castle with new book material.

Always Buy Retail: Castle and Beckett look into the Vudon religion when an immigrant is found tortured in a ritualistic killing. Meanwhile on the homefront Castle must deal with the possible homecoming of Alexis' mother, his first wife.

Beckett and Castle investigate numerous cases involving murders and home invasion jewel heists.

Ghosts: Castle and Beckett investigate the murder of a woman found drowned in motor oil in a motel bathtub. They seek the help of a true crime journalist who might have a connection with the victim.

Little Girl Lost: Beckett is called in to work with the FBI when a 2 year old girl is missing. Castle vies for Beckett's attention when he finds out that the FBI Agent in charge of the case is Beckett's ex.

A Death in the Family: Castle and Beckett investigate the murder of a plastic surgeon. Meanwhile, Alexis has her first prom and Castle snoops around Beckett's past with surprising results.