Is ‘The Westies’ Based on a True Story? The Real Irish Mob Hiding Behind MGM Plus’s New Crime Drama
Crime dramas set in gritty, forgotten corners of American history have become one of the most reliable draws on prestige television, and MGM Plus has built a real track record in that lane. The network’s collaborations with showrunner Chris Brancato, the mind behind ‘Narcos,’ ‘Godfather of Harlem,’ and ‘Hotel Cocaine,’ have consistently mined real criminal underworlds for their drama rather than inventing them from scratch.
His newest project, ‘The Westies,’ follows that same pattern, dropping viewers into 1980s Hell’s Kitchen as a small but ruthless Irish American gang tries to hold its turf against the far larger Italian mafia. With J.K. Simmons and Titus Welliver leading a stacked cast, the show has generated plenty of buzz heading into its premiere, and much of that buzz comes with an obvious question attached.
The answer is yes, ‘The Westies’ is rooted in real history. The gang depicted in the series actually existed, operating out of Hell’s Kitchen from the 1960s through the mid 1980s, and their reputation for extreme brutality despite tiny membership numbers is exactly as the show portrays it.
According to historical accounts, the real Westies never had more than a few dozen members at any given time, yet law enforcement linked the gang to dozens of murders committed between the late 1960s and mid 1980s. Their small size forced them into a working alliance with the much larger Gambino crime family, mirroring the uneasy partnership the show depicts between its Irish gang and their Italian counterparts.
The series takes its central old guard versus new guard conflict directly from real Westies history. In reality, longtime boss Mickey Spillane was eventually pushed out and killed in 1977 in a hit connected to his ambitious rival Jimmy Coonan, who then took control of the gang and deepened its ties to the Gambino family under Paul Castellano.

That real power struggle clearly informs the show’s central dynamic between Eamon Sweeney, played by Simmons as the gang’s aging old school leader, and Jimmy Roarke, played by Tom Brittney as the head of its younger, more reckless generation. Both Sweeney and Roarke are fictional creations rather than direct depictions of Spillane and Coonan, but the parallel in their generational conflict is clearly intentional.
The show’s use of the Jacob Javits Convention Center construction as its inciting plot device also has roots in reality, since the real Westies were deeply involved in union racketeering tied to major New York construction and cultural projects during that era, including a well-documented scheme that skimmed money from the Intrepid Sea, Air and Space Museum. The gang’s downfall in real life eventually came when financial investigations into that scheme helped unravel their operation from the inside.
That collapse was accelerated by one of the gang’s own, enforcer Mickey Featherstone, who became a government informant after a murder conviction he believed had been engineered by his own crew. His cooperation helped federal prosecutors secure a sweeping RICO case that sent Coonan away for decades, and the show’s inclusion of an FBI task force investigating the gang throughout the season pulls directly from that real prosecutorial pressure.
Are you interested in watching 'The Westies' because it is based on real events?
Brancato has described the project in personal terms, calling it a passion project built around ambition, loyalty, and power set against the backdrop of 1980s New York, sentiments he shared in comments reported by TVInsider. That framing lines up with how closely the show hews to its historical inspiration, even while inventing its central characters rather than depicting the real gang’s leaders by name.
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