9-1-1: Nashville Cast Revealed! Meet The New First Responders, Chris O'Donnell's Character, And Crossover Secrets

The 9-1-1 universe is expanding, and it’s heading to Music City. The newest iteration of the high-octane procedural drama, *9-1-1: Nashville*, is officially the second spin-off in the franchise, promising the same thrilling emergency calls mixed with a new layer of family drama and Southern glamour. This series, which premiered on ABC on October 9, 2025, introduces a fresh team of first responders and a roster of familiar faces to the world of the 118 and the 126.

The anticipation for *9-1-1: Nashville* has been building, especially with the announcement of its core cast, led by a seasoned TV veteran. Fans are eager to see how the show will blend the procedural action of the original series with the unique culture and emergency scenarios of Tennessee’s capital, which is known for its vibrant music scene and rapid growth. This article dives deep into the new cast, their characters, and everything you need to know about the latest addition to the *9-1-1* family.

The New 9-1-1: Nashville Main Cast and Character Profiles

The ensemble cast for *9-1-1: Nashville* is packed with established television stars and rising talents, bringing a blend of grit and glamour to the new series. The following are the key players and their roles in the Nashville emergency services landscape:

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• Chris O'Donnell as Captain Don Hart (or Sharpe): A veteran actor known for his long-running role on *NCIS: Los Angeles*, O'Donnell takes the lead as Captain Don Hart (or Sharpe), the head of the Nashville fire department's unit. His character is described as a heroic first responder whose professional life is intertwined with a complex family saga involving power and influence in Nashville.
• Jessica Capshaw as Blythe Hart (or Sharpe): Best known for her work on *Grey's Anatomy*, Capshaw joins the cast as Blythe Hart (or Sharpe), likely the wife or a close family member of Captain Don Hart. Her role is expected to explore the family dynamics at the heart of the series' non-procedural elements.
• Michael Provost as Ryan Hart (or Sharpe): Provost, who has appeared in shows like *Insatiable*, plays Ryan Hart (or Sharpe), a younger member of the central family. His character will likely navigate the challenges of following in his family's footsteps while dealing with the high-stakes world of emergency services.
• Hailey Kilgore as Taylor Thompson: Kilgore, an accomplished Broadway actress and TV star, is cast as Taylor Thompson. Her character is one of the new first responders, rounding out the core emergency team.
• Juani Feliz as Roxie Alba: Feliz, known for her roles in *Harlem*, plays Roxie Alba, another key member of the first responder unit.
• Kimberly Williams-Paisley: The actress, famous for *Father of the Bride* and *Nashville* (the other show!), has a role in the new spin-off, connecting the series even further to the city's established TV legacy.
• LeAnn Rimes: The Grammy-winning country music superstar is also listed among the stars, suggesting a significant role that could blend the show's procedural nature with Nashville's music industry backdrop.

This diverse cast, featuring both procedural drama veterans and stars with ties to the music world, is set to create a unique atmosphere that distinguishes *9-1-1: Nashville* from its predecessors.

What Sets Nashville Apart from Los Angeles and Austin?

The *9-1-1* franchise has always thrived on showcasing the unique challenges and landscapes of its settings. The original series, set in Los Angeles, focused on massive, Hollywood-scale disasters like earthquakes, tsunamis, and wildfires, reflecting the city's unique geography and population density. *9-1-1: Lone Star*, set in Austin, Texas, tackled everything from dust storms and sinkholes to the intense heat of the Texas summer, all while exploring the state's distinct culture and political climate.

The Nashville spin-off promises to combine the high-stakes procedural format with a "family saga of power and glamour." This suggests that the series will not only feature dramatic emergency calls—perhaps related to the city's rapid growth, tourism, or severe weather events like tornadoes—but also a deep, internal drama centered around the Hart/Sharpe family and their influence within the city's elite. The inclusion of stars like Kimberly Williams-Paisley and LeAnn Rimes further hints at incorporating Nashville’s famous music scene and the drama that surrounds it, setting a new tone for the franchise.

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The shift to ABC from Fox for the spin-off also marks a new chapter for the franchise, which is now entirely under the Disney/ABC banner following the original series' move.

The Future of the 9-1-1 Franchise: Crossovers and Connections

One of the most exciting aspects of the expanded *9-1-1* universe is the potential for crossover events, and *9-1-1: Nashville* is already laying the groundwork for major connections.

Crossover Confirmed: Buck and Eddie Head to Nashville

In a thrilling development for long-time fans, two of the most popular characters from the original *9-1-1* series are confirmed to appear in the new spin-off. Oliver Stark, who plays firefighter Evan "Buck" Buckley, and Ryan Guzman, who plays firefighter Edmundo "Eddie" Diaz, are scheduled to travel to Nashville for a special crossover episode. This event, slated to air sometime in 2026, will be a major ratings driver and a testament to the interconnected nature of the franchise. It will be fascinating to see how the LA-based 118 crew interacts with the Nashville first responders and the unique challenges they face in Music City.

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Topical Authority: The Established 9-1-1 Casts

To fully appreciate the new Nashville team, it's worth remembering the heroes who started it all in Los Angeles and Austin, providing a strong foundation of topical authority for the entire universe:

The Original 9-1-1 (Los Angeles) Core Cast

• Angela Bassett as Athena Grant, LAPD Sergeant.
• Peter Krause as Robert "Bobby" Nash, Fire Captain.
• Oliver Stark as Evan "Buck" Buckley, Firefighter.
• Ryan Guzman as Edmundo "Eddie" Diaz, Firefighter.
• Aisha Hinds as Henrietta "Hen" Wilson, Paramedic/Firefighter.
• Kenneth Choi as Howard "Chimney" Han, Paramedic/Firefighter.

The original series, which was renewed for its ninth season in 2025, continues to be a powerhouse, though it has seen some cast shakeups.

9-1-1: Lone Star (Austin) Core Cast

• Rob Lowe as Owen Strand, Fire Captain.
• Gina Torres as Tommy Vega, Paramedic Captain.
• Ronen Rubinstein as Tyler Kennedy "TK" Strand, Paramedic/Firefighter.
• Jim Parrack as Judd Ryder, Firefighter.
• Natacha Karam as Marjan Marwani, Firefighter.

*9-1-1: Lone Star* is also continuing strong, with its fifth season featuring all the returning fan favorites. The success of these two shows paved the way for the new Nashville spin-off, demonstrating the audience's enduring appetite for stories about first responders.

The Impact of 9-1-1: Nashville on the Franchise

The introduction of *9-1-1: Nashville* signifies a major expansion for the procedural drama genre. By focusing on a new city and incorporating a unique blend of emergency action and high-society family drama, the series is aiming to capture a new segment of viewers while satisfying the core fanbase. The casting of major names like Chris O'Donnell and Jessica Capshaw, coupled with the inclusion of music icons such as LeAnn Rimes, ensures that the show has both star power and a distinct local flavor.

As the series progresses, fans can expect the signature high-stakes rescues, emotional character arcs, and, most importantly, more opportunities for the casts of Los Angeles, Austin, and now Nashville to intersect, further cementing the *9-1-1* universe as one of television's most compelling and long-lasting franchises.