Which FBI Stars Are Returning for Season 9 — And Which Are Gone After Shocking Exit Twists? 

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The future of the FBI team is finally becoming clearer as CBS prepares for Season 9 — but after a season filled with shocking twists, emotional exits, and major franchise changes, fans are still nervous about who will actually remain at 26 Fed when the series returns.

The good news for longtime viewers is that most of the core cast is expected to return for the next chapter of the hit CBS drama. Missy Peregrym is set to continue as Maggie Bell, while Zeeko Zaki will also return as OA Zidan despite the explosive Season 8 finale cliffhanger that appeared to end his FBI career. Recent reports confirmed that OA’s firing was actually part of a secret undercover operation, setting up one of the biggest storylines the show has ever attempted.

Jeremy Sisto is also expected back as Jubal Valentine, alongside Alana De La Garza as Isobel Castille and John Boyd as Stuart Scola. Juliana Aidén Martinez, who joined the series as Agent Eva Ramos, is also anticipated to continue into Season 9 after becoming a major new presence on the team.

Still, not every character’s future feels completely secure. Fans remain deeply concerned about Scola after several emotionally heavy storylines hinted that major changes could be coming to his personal and professional life. Online theories about a possible John Boyd exit have continued growing, especially after recent episodes focused heavily on Scola’s struggles balancing the dangers of FBI work with his family life.

The uncertainty surrounding the franchise has only intensified fan anxiety. CBS shocked viewers earlier this year by canceling both FBI: Most Wanted and FBI: International, ending two major branches of the franchise despite solid ratings. The network is now shifting its focus toward the new spinoff CIA, which will air alongside FBI during the Fall 2026 season.

That transition has created nonstop speculation about whether more cast shake-ups could still happen. Some viewers believe CBS may eventually rotate characters between shows or introduce crossover departures to refresh the franchise. Others worry the darker tone of recent episodes could lead to a devastating death or surprise farewell early in Season 9.

One of the biggest mysteries remains whether additional recurring characters will return. Fans continue hoping to see more of Nina Chase, especially after multiple hints that her storyline with Scola is far from over. Online discussions have fueled speculation that the couple could become central to a major emotional arc next season.

At the same time, the show’s producers appear determined to keep the flagship series stable despite all the behind-the-scenes changes happening around the franchise. CBS already renewed FBI through Season 9 as part of a rare multi-season deal, signaling that the network still sees the original series as one of its biggest procedural anchors.

For now, fans can breathe a little easier knowing the core team is expected to stay largely intact. But after the shocking twists of Season 8 — including secret missions, emotional cliffhangers, and franchise-wide cancellations — viewers have learned one thing: on FBI, absolutely nobody feels completely safe anymore.