When a rising young pop star is found dead in an alley, Castle and Beckett delve into the victim’s out-of-control hard-partying lifestyle, but as they dig deeper, a shocking revelation threatens to rock their investigation.

The BAU searches for an unsub in Austin, Texas who is targeting prominent members of the community.

Ryan Murphy, Brad Falchuk and Tim Minear reimagine the procedural drama with "9-1-1." The series explores the high-pressure experiences of first responders -- including police officers, firefighters and dispatchers -- who are thrust into the most frightening, shocking and heart-stopping situations. These emergency responders must try to balance saving those who are at their most vulnerable with solving the problems in their own lives. The show draws from real-life, high-pressure experiences of first responders who regularly face heart-stopping situations that are often unpredictable, intense and uplifting at the same time.

Catherine, Sophia and Nathan make their way to London, accompanied by Victor, a survivor encountered by chance. Along the way, the dangers multiply. Sacha's feelings towards Emily intensify and the young man's behavior becomes more and more disturbing. Feeling threatened, Bill is forced to flee.

Castle and Beckett arrive at a crime scene to discover that the female victim bears a shocking resemblance to Medical Examiner Lanie Parish.

The BAU investigates a workplace shooting committed by a state-of-the-art drone in Silicon Valley.

When Castle and Beckett discover that the victim of a building fire was actually shot to death, they get on the trail of a serial arsonist turned murderer.

When the mummified remains of numerous victims are found in the walls of an elderly couple's remote South Carolina home, Rossi, JJ, and Simmons are dispatched to track down a trail of clues that date back over 20 years. The hunt becomes urgent after BAU learns the killer has a specific ritual of when to strike, and like clockwork another person goes missing. Also, Rossi reconnects with his ex-wife, Krystall.

As Buck’s life hangs in the balance, he dreams of a world where he never became a firefighter, for better and worse.

A BMX rider's remains are discovered on the roof of a warehouse after a failed bike stunt. Sweets turns to Booth for advice about his relationship with Daisy and Booth makes a decision about his relationship with Hannah.

When successful businessmen in Detroit are targeted by an anger-driven power-assertive Unsub, the BAU is called in to investigate.

The BAU investigates a workplace shooting committed by a state-of-the-art drone in Silicon Valley.

While Harrow investigates a baffling crime involving siblings, James brings danger closer to his half-sister Fern than ever before - and pays a high price.

When the mummified remains of numerous victims are found in the walls of an elderly couple's remote South Carolina home, Rossi, JJ, and Simmons are dispatched to track down a trail of clues that date back over 20 years. The hunt becomes urgent after BAU learns the killer has a specific ritual of when to strike, and like clockwork another person goes missing. Also, Rossi reconnects with his ex-wife, Krystall.

Ryan Murphy, Brad Falchuk and Tim Minear reimagine the procedural drama with "9-1-1." The series explores the high-pressure experiences of first responders -- including police officers, firefighters and dispatchers -- who are thrust into the most frightening, shocking and heart-stopping situations. These emergency responders must try to balance saving those who are at their most vulnerable with solving the problems in their own lives. The show draws from real-life, high-pressure experiences of first responders who regularly face heart-stopping situations that are often unpredictable, intense and uplifting at the same time.

The murder of a young video store clerk takes a strange turn when the team discovers his past history as a high-level hacker. But it's nothing compared to the shock Castle receives when their investigation leads them straight to his father.

The liquefied remains of a wedding planner are found in her home tanning bed on Valentine's Day, and Cam pressures her team to solve the case in time so she can celebrate the holiday with her boyfriend.

When a rising young pop star is found dead in an alley, Castle and Beckett delve into the victim’s out-of-control hard-partying lifestyle, but as they dig deeper, a shocking revelation threatens to rock their investigation.

When Garcia experiences anxiety over a case that's personal to her from her past, Morgan visits to lend emotional support.

The BAU searches for an unsub in Austin, Texas who is targeting prominent members of the community.

Harrow rides the storm when a deathly ill boy at QIFM needs his help at the very moment Mila Zoric summons him to negotiate his kidnapped son's release. But there's one lightning bolt shock he did not see coming.

R.J. struggles with a difficult decision; Emi must contend with her family's secrets.

When the mummified remains of numerous victims are found in the walls of an elderly couple's remote South Carolina home, Rossi, JJ, and Simmons are dispatched to track down a trail of clues that date back over 20 years. The hunt becomes urgent after BAU learns the killer has a specific ritual of when to strike, and like clockwork another person goes missing. Also, Rossi reconnects with his ex-wife, Krystall.

The murder of a young video store clerk takes a strange turn when the team discovers his past history as a high-level hacker. But it's nothing compared to the shock Castle receives when their investigation leads them straight to his father.

Harrow rides the storm when a deathly ill boy at QIFM needs his help at the very moment Mila Zoric summons him to negotiate his kidnapped son's release. But there's one lightning bolt shock he did not see coming.

After notoriously murdering 'The Gravedigger', sniper-on-the-loose Jacob Broadsky strikes again. This time, his victim is a prior suspect who escaped the justice system.

When an UnSub in Miami sensationalizes his crimes by giving the local media exclusive footage, the BAU is called in to investigate.

The 118 race to the rescues with emergencies at a spin class; in a hair salon and to a husband and wife in a compromising position; Buck discovers new cognitive abilities post lightning strike; Hen and Karen are concerned when they find out Denny has been seeing his biological father behind their backs; Maddie and Chimney enlist Athena and Bobby’s help with a suspicious neighbor.