10 Unflinching Truths About HBO’s Iconic Series ‘Oz’

In the late 1990s, as HBO sought to diversify its lineup with hour-long dramas, writer and producer Tom Fontana captivated the network with his vision of a maximum-security prison. His concept centered on a unique section called Emerald City, where inmates were granted more freedom to encourage rehabilitation. Fontana’s inspiration stemmed from his time working on Homicide: Life on the Street, where he often saw criminals sentenced to prison—he wanted to delve into what happened to them afterward.

Long before The Sopranos or The Wire redefined television, HBO ushered in the golden age of TV with the premiere of Tom Fontana’s gripping prison drama Oz on July 12, 1997. As HBO’s first foray into hour-long dramatic storytelling, it set the stage for countless bold, innovative, and narratively rich series that followed. Discover intriguing details about the cast, the show’s visceral intensity, and the unrealized alternate ending that never made it to the screen.

The creator of Oz makes a cameo in the series’ opening sequence, getting tattooed.

Tom Fontana, who began his career as a playwright, rose to prominence in television through the 1980s NBC medical series St. Elsewhere. Demonstrating unwavering dedication to Oz—despite uncertainty about the show’s longevity—Fontana offered his arm for an “Oz” tattoo featured in the opening credits. The tattoo artist repeatedly went over the design to ensure the perfect shot, eventually stopping to prevent excessive bleeding.

The Greek chorus-style monologues in Oz were born out of necessity.

Audiences were often stunned by Oz’s raw depiction of prison life, including graphic violence and nudity. However, many were equally intrigued by the show’s unique narrative device: Augustus Hill (Harold Perrineau) delivering direct-to-camera monologues. Fontana explained this choice stemmed from the reality that prisoners rarely express their true thoughts or emotions, as doing so could make them targets. Hill’s soliloquies provided insight into the chaotic world of Oz.

The gritty world of Oz was brought to life in a repurposed cracker factory.

To accommodate the massive 60,000-square foot prison set, HBO took over a deserted National Biscuit Company (also known as Nabisco) factory in Manhattan. This site was historically significant as the first location to mass-produce Oreo cookies. Fontana chose this space after failing to secure an actual prison for filming.

Portraying a Neo-Nazi in Oz left J.K. Simmons feeling deeply unsettled.

Oz is celebrated for its diverse ensemble cast, featuring talents like Chris Meloni, J.K. Simmons, and Harold Perrineau, who all achieved notable success post-show. Established stars like Ernie Hudson and Rita Moreno also shone in the series. Simmons, however, struggled with the morally repugnant character of Vern Schillinger, the leader of the prison’s Aryan faction. He often spoke of Schillinger in the third person and revealed to The New York Times in 1999 that the role left him feeling “depressed.” In an interview with NPR, Simmons shared that some fans even approached him to express agreement with Schillinger’s ideologies.

Former inmates were involved in the production of Oz.

To ensure authenticity, Fontana directed his casting team to recruit former inmates as background actors whenever possible. Some, like Chuck Zito, who played recurring mob enforcer Chucky Pancamo, took on significant roles. Zito, a Hells Angels member with a history of six years in prison, even made headlines for reportedly knocking out Jean-Claude Van Damme at a strip club in 1998.

Tom Fontana resisted the idea of killing off Simon Adebisi.

From the very first episode, Fontana ensured viewers never grew too attached to any character. Dino Ortolani (Jon Seda), a seemingly central figure, was killed off in the pilot, setting the tone for the series’ unpredictable mortality rate. However, Fontana hesitated to eliminate Simon Adebisi, the cunning inmate with a signature tiny hat, portrayed by Adewale Akinnuoye-Agbaje. In a 2003 CNN interview, Fontana admitted, “I didn’t want to kill that character, but it was necessary because the actor wanted to move on, not because the story demanded it.”

Oz pioneered the concept of musical episodes in television.

Long before Buffy the Vampire Slayer or Scrubs attempted musical episodes, Oz led the way. Leveraging its cast’s strong theater backgrounds, the series delivered a memorable all-musical episode in 2002. A standout moment featured Nazi Schillinger (J.K. Simmons) and his rival Tobias Beecher (Lee Tergesen) performing a duet.

The finale of Oz was initially conceived differently.

When Oz concluded in 2003 after six seasons, the surviving characters were—spoiler alert—evacuated from Oswald State due to a chemical attack. However, Fontana had envisioned a different ending. Inspired by a real-life event where a flooded prison town required inmates and citizens to collaborate on sandbagging efforts, he wanted to depict a similar scenario. Unfortunately, the idea was scrapped due to budget constraints.

Fontana refused to let his mother watch Oz.

Despite his mother’s curiosity about his work, Fontana was firm in his decision to prevent his 75-year-old mother from watching Oz. “She claimed she understood the world,” Fontana remarked in 1997, “but I told her, ‘Not this part.’ I didn’t want her exposed to such a dark and intense environment.”

Fontana created a brief epilogue for Oz.

On May 1, 2024, Fontana released a 16-minute short film titled Zo on YouTube. The film catches up with Tobias Beecher and Ryan O’Reilly after their release from Em City, as they address lingering matters. (The short originally debuted at the ATX Festival in 2021.) Kirk Acevedo hinted that if the film resonates with audiences, it could pave the way for more Oz content.