The Best Episodes Written By Brandon Margolis

A serial killer from Liz's past strikes again while Red hunts for whoever betrayed him.

With Ressler in hot pursuit, Liz only has Red to trust; Red asks a lawyer named Marvin Gerard for help with a hostage situation. The FBI wants to force Cooper out of the task force.

A former paramour involves Reddington in a deadly game with a wealthy, powerful family dynasty whose ill-begotten fortune was amassed from an underground auction of human and material contraband. Meanwhile, Tom takes on a new mission.

A family tragedy in Samar's past resurfaces when the Task Force hunt for an elusive international terrorist. The FBI and the Cabal gain significant ground in their search for Liz and Red. Meanwhile, Tom encounters complications in his plan to exonerate Liz.

When Red provides exclusive intel on an international terrorist, it puts Liz and the Task Force on a collision course with a rival unit from the CIA. Meanwhile, Red and Hawkins lay the groundwork for their new business venture, and Tom goes undercover in search of information.

After weeks of hunting for Dembe, Red and the Task Force finally get a lead on his whereabouts when Aram goes missing. Meanwhile, Dembe takes a calculated risk as Red closes in

When the team's armored vehicle is stolen, they must stop the vehicle from being used in a potential terrorist attack; Hondo and Nischelle prepare for their baby's gender reveal party.

Syd and McKenna ramp up their personal search for Gabriel Knox and let the Bens in on their search for Arlo. Syd faces a family crisis. McKenna must make a difficult choice.

When a boy is targeted by a powerful cartel, two detectives with complex pasts race the clock to keep him safe, but when Syd's personal quest for justice threatens their efforts, the pair must decide whom they really serve and protect.

Syd and McKenna are called to investigate when a body seems to plummet from the sky; the partners realize they need to trust each other to escape the ghosts of their pasts.

The team works with the DEA and their iron-jawed leader, Mack Boyle, to stop a ruthless cartel boss waging war on the streets of Los Angeles as he exacts revenge on those who killed his son.

NYPD detective Danny Reagan teams up with Boston detective Lena Silver to investigate a deadly fire at a tech company. As they dig deeper, they uncover a complex web of secrets involving facial recognition technology, family ties and a search for justice that brings the Silver and Reagan families closer together.

Lena and Danny are pulled into a high-stakes murder investigation when a whistleblower tied to one of Mae's court cases is found dead. Meanwhile, Jonah and Sean prepare for their first official day on the job.

When a customs broker goes missing, MPU discovers that she is an undercover FBI informant now being forced to transport a little girl over the border to her criminal father. Jason and Mike find a tablet at the girl's last known location, and defying the FBI's orders while working alongside Lt. Gabrielle Bennett, Jason goes undercover in order to rescue both the customs broker and the girl.

A successful tech entrepreneur finds himself on trial after creating facial recognition software that leads to devastating consequences.

With McKenna's help, Syd searches for Jen's killer as she grieves the loss of her friend. The death of a Koreatown legend has the community up in arms wondering who could be responsible.

As the MPU struggle to adjust in the wake of tragedy, they are forced to jump into action when a muralist goes missing after painting a piece on a local rooftop; the missing person's mother reveals that he was scheduled to donate his rare bone marrow to his dying brother, who needs surgery within the next 48 hours in order to survive.