One Chicago Fall 2025: Returning Cast Members & Episode Counts for Fire, Med, and P.D.

CHICAGO FIRE -- "Ride the Blade" Episode 13002 -- Pictured: (l-r) Miranda Rae Mayo as Stella Kidd, Taylor Kinney as Kelly Severide, Michael Bradway as Damon, Christian Stolte as Randy "Mouch" McHolland, Daniel Kyri as Darren Ritter, Jake Lockett as Sam Carver -- (Photo by: Peter Gordon/NBC via Getty Images)

If you’re a die-hard fan of OneChicago, brace yourself — fall 2025 is going to be a wild ride. NBC’s trio of power dramas — Chicago Fire, Chicago Med, and Chicago P.D. — are coming back, and this season is packed with surprise returns, shocking exits, and a few curveballs no one saw coming.

Let’s break it all down: who’s returning, what you can expect, and how many episodes you’ll be bingeing this fall.

The OneChicago Universe: Still Going Strong

It’s rare for a franchise to keep up its momentum year after year, but OneChicago has mastered it. Built on gritty storytelling, character-driven plots, and inter-series crossovers, this shared universe has something for everyone — firefighters, doctors, detectives, and all the drama in between.

Why This Fall Feels Bigger Than Ever

The 2024 writers’ and actors’ strikes might’ve cut last season short, but that only made the anticipation stronger. With full episode orders this fall, each show is set to deliver more emotional punches, explosive action, and much-needed answers.

Big Returns in Chicago Fire

Let’s get to the good stuff. Who’s coming back?

Taylor Kinney Is Officially Back as Kelly Severide

That’s right — after a long absence, Kinney is back full-time. Fans have missed Severide’s brooding charm and high-stakes rescues. Expect him to rejoin Truck 81 and re-ignite some unresolved tensions with Stella Kidd.

Miranda Rae Mayo Returns as Stella Kidd

Their dynamic has always been electric, and this season promises deeper exploration of their marriage, especially after Severide’s sudden exit last season.

Full Episode Count: 22 for Chicago Fire

NBC is going all in. Expect 22 action-packed episodes full of emotional arcs, firehouse drama, and high-adrenaline rescues.

Chicago P.D.: A Shift in Power and Familiar Faces

Jason Beghe Returns as Hank Voight

Voight isn’t done yet. This season, we’ll see a more introspective Voight, facing personal demons while leading Intelligence through murky waters.

Tracy Spiridakos Is Back for Her Final Season

Yes, it’s true — Hailey Upton will return for one last run. Her arc promises closure, emotional weight, and possibly a shocking twist.

Patrick John Flueger Returns as Adam Ruzek

After surviving a near-fatal shooting, Ruzek is back — stronger, more vulnerable, and ready to challenge Voight in unexpected ways.

Full Episode Count: 22 for Chicago P.D.

More case-of-the-week thrillers, but with a deeper dive into long-term arcs. Expect a powerful farewell arc for Upton.

Chicago Med: Fresh Blood and Familiar Faces

Nick Gehlfuss Not Returning as Will Halstead

That heartbreak still stings. Halstead’s departure last season created a big hole, but Med is filling it with new characters and more ensemble storytelling.

Marlyne Barrett Returns as Maggie Lockwood

After a health-related hiatus, Barrett is back to ground the ED. Expect storylines that mirror her real-life strength and resilience.

Dominic Rains Returns as Crockett Marcel

Crockett’s charisma, complexity, and questionable choices return in full force. Look for him to step into more leadership and personal challenges.

New Cast Additions on the Way

While names haven’t been confirmed yet, several fresh faces are expected to join the team — adding fresh energy and new conflicts.

Full Episode Count: 22 for Chicago Med

Medical crises, ethical dilemmas, and romance are on full display in a complete 22-episode run.

What’s New Across the Franchise

Crossovers Are Back (Sort of)

No mega-crossover has been confirmed, but subtle interwoven plots and character crossovers will sprinkle across the season.

More Personal Arcs

All three shows will dig deeper into character backstories, offering a more intimate look at your favorite heroes.

High Stakes, Real-World Themes

From gun violence and PTSD to healthcare burnout and systemic injustice, OneChicago doesn’t shy away from the tough stuff.

Who Won’t Return This Fall?

Sadly, a few favorites are missing from this fall’s lineup:

  • Jesse Lee Soffer (Jay Halstead) still hasn’t confirmed any return.

  • Yaya DaCosta is focused on other projects, so no Natalie Manning in Med.

  • Kara Killmer’s (Sylvie Brett) future on Fire remains unclear after last season’s exit.

Behind-the-Scenes Buzz

Dick Wolf’s Vision Continues

The legendary producer remains hands-on, promising to keep the franchise grounded in real-life heroism and emotional complexity.

Episode Production Back on Track

Post-strike, writers’ rooms are buzzing, production is steady, and fans can expect consistent air dates and minimal breaks.

Why OneChicago Still Dominates Prime Time

Simple: it feels real. The heartbreak, the chaos, the impossible choices — they hit close to home. Whether you’ve followed since the pilot or just jumped in during lockdown, the emotional stakes pull you in and don’t let go.

What Fans Are Saying

Social media is lit with reactions to the returns. Taylor Kinney’s comeback especially caused a Twitter/X frenzy. And Tracy Spiridakos’ goodbye has fans grabbing tissues already.

The Verdict: OneChicago Fall 2025 Will Be Must-Watch TV

Three shows. 66 total episodes. Countless moments to laugh, cry, and scream at your screen. Whether you’re Team Fire, Med, or P.D., this season is going to deliver everything you love — and more.

So get ready to cancel your Wednesday night plans… OneChicago is back and better than ever.

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