FBI: International

The Fly Team is introduced to Supervisory Special Agent Wesley "Wes" Mitchell (new series regular Jesse Lee Soffer) when his partner is shot in Los Angeles and the suspects flee to Budapest, sending Mitchell overseas.

When a U.S. ambassador is taken hostage at a TV station in the Netherlands alongside 70 civilians, the Fly Team is forced to work quickly to find out who they're up against. Meanwhile, Wes works to earn the respect of his new team.

When an American teenager disappears from a beach party during her senior year trip to Portugal, the Fly Team heads up the search, which is further complicated by the missing teen’s parents’ differing opinions.

The deputy inspector general calls on Tate, who is fluent in Spanish, to take on her first undercover field mission, joining Wes and the team in Spain as they investigate a seemingly dirty U.S. Drug Enforcement Administration special agent working out of Madrid.

When an American man is kidnapped in Warsaw alongside a Ukrainian woman he met on a dating site, the Fly Team heads to Poland to track down the mastermind behind the site

When a bus full of American volunteers is hijacked in a dangerous section of Morocco, the Fly Team works to locate the missing aid workers and the people who kidnapped them.

Wes’ former colleague, U.S.-based agent Tyler Booth (guest star Jay Hayden), enlists the Fly Team’s assistance in helping him capture an American on the FBI’s “Most Wanted” list by luring him out of Russia with the help of the perp’s conflicted ex-wife.

When the star witness in the case against Greg Csonka, the man responsible for the death of Wes' former partner, is beaten to death in a Budapest prison before he can testify, the Fly Team attempts to salvage the case to secure Csonka's conviction.

A member of the Fly Team goes missing as the hunt for Greg Csonka continues in Paris. Meanwhile, Vo's life hangs in the balance after being shot.

When a Russian biochemist is assassinated for trying to defect with his highly sensitive biotoxins research, the Fly Team springs into action to protect his daughter.

When an American student is found dead at a prestigious U.K. university, the Fly Team investigates an infamous secret society. Smitty’s personal history with the school comes to a head when she’s confronted with the same old-world elitism.

The Fly Team leads an international manhunt when an American woman and her new husband flee from Baltimore to Istanbul with her young son after a heinous murder. Also, Vo partners up with Special Agent Riley Quinn (guest star Veronica St. Clair), who was not only sent to Budapest to work her first big case alongside The Fly Team but to also clandestinely investigate a member of the team.

When an American businessman is gunned down in Bratislava, the Fly Team must work with an unscrupulous local detective while safeguarding the sole witness, a fearful tourist from Wisconsin being held by police. Meanwhile, Quinn begins to feel pressure from her brother to deliver information on Mitchell.

An American woman is murdered in Venice, Italy; Quinn feels pressure to deliver intel on Mitchell.

A televangelist on the FBI's most wanted list surfaces in Gibraltar.

After an American CEO living in Prague is extorted for millions in cryptocurrency and his family is kidnapped, Mitchell receives a surprise visit from his ex-girlfriend, FBI Special Agent Ella Driscoll, who wants the Fly Team's help on the case.

A psychologist with national security intel goes missing on a hike in the Swiss Alps.

The Fly Team heads to the country of Georgia to determine the motive behind an attack that targeted two American soldiers at a NATO-Georgia joint training center before it turns into an international incident.

A suspected American arms dealer with a lengthy rap sheet pops up in Vienna with stolen weapons.

The Fly Team must find a prisoner who escaped during a high-profile prisoner swap in Belgrade.

When an American student and sex worker is murdered in Budapest, similarities to a recent case in Japan lead the Fly Team to partner with detectives from Tokyo.

As the team investigates a deadly robbery that garnered a cache of automatic weapons for the killers, they discover one of the perps is a classmate of Jubal's son, who is reluctant to cooperate with the case, on the fourth season finale.