Meet the Core Cast of ‘FBI’
The hit CBS procedural FBI isn’t just about action-packed takedowns and high-stakes investigations — it’s about the team behind the badges. This ensemble cast delivers intensity, chemistry, and charisma. But where have you seen these familiar faces before? Let’s dive deep into each core cast member and uncover their previous roles, hidden talents, and behind-the-scenes stories.
Zeeko Zaki as Omar Adom “OA” Zidan
You’ve probably caught Zeeko Zaki’s towering presence and commanding screen aura. Playing OA, a Muslim-American FBI agent and former Army Ranger, Zaki brings depth and sincerity to the role.
Where You’ve Seen Him Before:
-
Six (History Channel)
-
24: Legacy
-
Valor
Zaki’s performance in FBI has been praised for breaking stereotypes and showcasing a layered, nuanced character — and if you’re wondering about his accent, it’s real. Born in Egypt, raised in Pennsylvania.
Missy Peregrym as Special Agent Maggie Bell
Missy Peregrym is no stranger to playing tough, sharp-witted law enforcement roles. As Maggie, she brings both empathy and edge — a combination that’s made her one of the show’s emotional centers.
Familiar From:
-
Rookie Blue — as Officer Andy McNally
-
Reaper
-
Heroes
Missy has a martial arts background in real life, which explains why her action scenes always feel so authentic. She took a short hiatus due to maternity leave but returned with the same intensity fans love.
Jeremy Sisto as Jubal Valentine
Jeremy Sisto is the glue of the team. As Assistant Special Agent in Charge Jubal Valentine, he handles crises with calm authority and a sharp wit. You’ve definitely seen him before — probably more than once.
Other Roles You Might Remember:
-
Six Feet Under — as Billy Chenowith
-
Clueless — as Elton (yes, really!)
-
Suburgatory — George Altman
His versatility makes him one of the most recognizable “Oh, it’s that guy!” actors on television. And let’s be honest, the man has range.
Alana De La Garza as Isobel Castille
Alana plays Isobel Castille, the FBI Special Agent in Charge. She’s cool under pressure and fiercely intelligent, often calling the shots from HQ.
Previously Seen In:
-
Law & Order and Law & Order: LA
-
Criminal Minds: Beyond Borders
-
CSI: Miami
Her “Law & Order” DNA gives her character instant credibility. She’s no stranger to police procedurals — and she wears authority well.
John Boyd as Stuart Scola
John Boyd brings a certain dry charm to Agent Scola, a character who evolves from being a bit of a cynic to a committed, reliable team member.
Where He Popped Up Before:
-
Bones — as James Aubrey
-
24
-
Argo (Yep, the Oscar-winning film!)
Boyd has a knack for portraying characters who might seem skeptical at first but end up being deeply loyal and dependable.
Katherine Renee Kane as Tiffany Wallace
As former NYPD officer turned FBI agent Tiffany Wallace, Katherine Renee Kane adds grit and a street-smart attitude to the show.
Where Else You’ve Seen Her:
-
Extraordinary Playlist
-
Broadway and Theater Productions
While her on-screen presence feels completely natural, Katherine’s background is in theater. That foundation gives her character a grounded and emotionally rich edge.
Recurring Stars Who Made Their Mark
-
Ebonee Noel played Kristen Chazal in seasons 1-2 — a tech genius turned field agent.
-
Sela Ward brought gravitas as Dana Mosier before exiting after season one.
-
Josh Segarra as Nestor Vertiz, OA’s former partner and rival.
These characters may have come and gone, but their impact on the dynamic remains strong.
Major Guest Stars That Turned Heads
‘FBI’ doesn’t shy away from big-name guest appearances:
-
Connie Nielsen
-
Rina Trenholm (Kathleen Munroe) — whose character’s fate shocked viewers
-
Tracy Spiridakos (from Chicago P.D.)
Their episodes often generate buzz and create memorable turning points in the plot.
Spin-Off Crossovers: ‘FBI’ Cast in the Franchise Universe
The show is part of a larger FBI franchise created by Dick Wolf, which includes:
-
FBI: Most Wanted
-
FBI: International
The actors frequently crossover, particularly Zeeko Zaki and Missy Peregrym, tying the universe together. It’s like the MCU of federal agents — minus the capes.
Where You’ve Definitely Seen Them Before
If you’re watching and thinking, “I swear I know that face,” you’re not alone. Many of the actors have spent years popping up in well-known shows:
-
Grey’s Anatomy
-
NCIS
-
The Good Wife
-
Scandal
-
The Blacklist
It’s like a game of “Where’s Waldo,” but with Emmy-caliber actors.
Why the ‘FBI’ Cast Works So Well Together
Chemistry. That’s the secret sauce. Whether it’s OA and Maggie’s tight bond or Jubal balancing his personal struggles with leadership, the actors clearly trust each other. That dynamic translates into gripping, believable performances.
How the Cast Prepared for Their Roles
The actors didn’t just show up and wing it. Many trained with real FBI advisors, studied criminal cases, and worked with firearms experts. Missy Peregrym even spent time with NYPD officers to understand how female law enforcement officials balance toughness and empathy.
Behind-the-Scenes Stories from the Set
Fans love hearing about on-set bloopers and bonding moments. Zeeko Zaki and John Boyd are known for cracking jokes between takes. Missy Peregrym has talked about her emotional connection to storylines involving trauma and loss — which shows in her powerful performances.
What’s Next for the ‘FBI’ Cast?
With more seasons confirmed and crossovers increasing, the cast of FBI isn’t going anywhere soon. Many are branching into directing and producing. Zeeko Zaki has hinted at tackling more behind-the-camera projects, while Alana De La Garza remains a consistent force across multiple Wolf Universe shows.
Conclusion
The cast of FBI is more than just a team of fictional agents — they’re seasoned, dynamic actors with deep Hollywood roots. From Broadway stages to blockbuster films, this group brings life, depth, and authenticity to the procedural genre. Whether you’re here for the action or the character drama, one thing’s for sure: the cast is a big reason FBI remains one of TV’s most-watched shows.
FAQs
1. Is the cast of FBI based on real agents?
No, the characters are fictional, but many storylines and behaviors are influenced by real FBI consultants.
2. Why did Ebonee Noel leave FBI?
She exited after season two to pursue other projects, but her character Kristen Chazal is still referenced.
3. Is Zeeko Zaki really Egyptian-American?
Yes! He was born in Alexandria, Egypt, and moved to the U.S. as a child, giving authentic weight to his role as OA.
4. How many seasons has FBI aired so far?
As of 2025, the show is in its seventh season and still going strong.
5. Are there real FBI agents advising the show?
Absolutely. The show employs consultants to ensure accurate portrayal of procedures and terminology.
