The BEST episodes of FBI: International season 4
Every episode of FBI: International season 4, ranked from best to worst by thousands of votes from fans of the show. The best episodes of FBI: International season 4!
Follows the elite operatives of the Federal Bureau of Investigation’s International Fly Team as they travel the world with the mission of tracking and neutralizing threats against American citizens, putting their lives on the line to protect the U.S. and its people.

#1 - Veritas Fidelis
Season 4 - Episode 11 - Aired 2/11/2025
When an American student is found dead at a prestigious UK university, the Fly Team, with the help of former team member Katrin Jaeger, 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.

#2 - They May Get Their Wish
Season 4 - Episode 15 - Aired 3/18/2025
When a televangelist on the FBI’s most wanted list surfaces in Gibraltar to seek asylum, the Fly Team’s attempts to take him down hit a roadblock as they face political stonewalling upon arrival to the region. When the predatory preacher goes after the daughter of a disciple as his next target, the team must abandon protocol to intervene.
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#3 - Blood Doesn’t Become Water
Season 4 - Episode 12 - Aired 2/18/2025
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, 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.

#4 - You've Been Greenlit
Season 4 - Episode 13 - Aired 2/25/2025
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.

#5 - The Kill Floor
Season 4 - Episode 9 - Aired 1/28/2025
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.

#6 - You'll Never See it Coming
Season 4 - Episode 8 - Aired 12/17/2024
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.

#7 - Keep Calm and Deliver the Biotoxin
Season 4 - Episode 10 - Aired 2/4/2025
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, whose father’s last wish was that she get his research to a trusted American microbiologist. Meanwhile, Mitchell stays behind to help Vo during her recovery, and Booth clashes with Smitty when he finds out she could jeopardize his promotion.

#8 - A Winged Lion for Protection
Season 4 - Episode 14 - Aired 3/11/2025
After a young American woman is brutally murdered in Venice, the Fly Team is met with hostility when they discover that their person of interest has ties to a well-connected Italian family. Soon, the case gets even more complicated when the CIA Station Chief shows up with an agenda of his own. Meanwhile, pressure mounts on Quinn to deliver intel on Mitchell.

#9 - The Future's Looking Bright
Season 4 - Episode 5 - Aired 11/19/2024
When an American man is kidnapped in Poland alongside a Ukrainian woman he met on a dating site, the team heads to Poland to track down the mastermind behind the site.

#10 - A Leader, Not a Tourist
Season 4 - Episode 1 - Aired 10/15/2024
The Fly Team is introduced to Supervisory Special Agent Wesley “Wes” Mitchell when his partner is shot in Los Angeles and the suspects flee to Budapest, sending Mitchell overseas.

#11 - The Unwinnable War
Season 4 - Episode 4 - Aired 11/12/2024
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.

#12 - The Other Hard Part
Season 4 - Episode 2 - Aired 10/22/2024
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.

#13 - They Paid More
Season 4 - Episode 6 - Aired 12/3/2024
When a bus full of American volunteers is hijacked in a dangerous section of Morocco, the team works to locate the missing aid workers and the people who kidnapped them.

#14 - Keen as a Bean
Season 4 - Episode 7 - Aired 12/10/2024
Wes' former colleague 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 his conflicted ex-wife.

#15 - Nothing Sudden About It
Season 4 - Episode 3 - Aired 10/29/2024
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.