Inside Kevin O’Sullivan’s Career: From Days of Our Lives to Vertical Micro-Dramas

In an era where attention spans are shrinking and storytelling is adapting to fit the palm of your hand, veteran actor Kevin O'Sullivan is doing what many industry traditionalists have hesitated to embrace, leaning into it. With decades of experience across film, commercials, and daytime television, O’Sullivan brings a grounded, no-nonsense perspective to the evolving world of “vertical micro-dramas,” a format that’s quickly gaining traction across platforms like TikTok and dedicated streaming apps.

Speaking on the TV Cave podcast, O’Sullivan walked through his career trajectory, from early television roles to his work in projects like the upcoming film Choleric, currently in post-production. In the film, he steps into villain territory, a space he seems more than comfortable occupying. Rather than chasing leading-man archetypes, O’Sullivan has carved out a niche as the character who “causes trouble,” a role he admits often ends with “just desserts,” whether that’s jail time or something far less forgiving.

His resume includes appearances on long-running staples such as Days of Our Lives and Beverly Hills, 90210, experiences he credits as foundational training. Soap operas, he explains, demand speed, precision and the ability to deliver under pressure, skills that continue to serve him well in today’s fast-paced production environments.

O’Sullivan also offered a candid breakdown of the growing vertical drama phenomenon. These bite-sized series, typically shot in a vertical format for mobile viewing, are structured into episodes lasting just a few minutes. Despite initial skepticism from parts of the acting community, the format has exploded in popularity, distributed through platforms and companies such as ReelShort and DramaBox. According to O’Sullivan, productions can move quickly from filming to release, sometimes within a matter of months, an unusually fast turnaround compared to traditional film and television pipelines.

Interestingly, he compares vertical dramas to “soap operas on steroids,” a description that feels both fitting and slightly chaotic in the best possible way. With minimal rehearsal time and rapid shooting schedules, actors are expected to arrive prepared and ready to perform, often filming 15–20 pages a day. It’s a demanding environment, but one that O’Sullivan clearly finds energizing rather than limiting.

The conversation also touched on how serialized storytelling continues to evolve across mediums. O’Sullivan pointed to the success of actors like Michael B. Jordan, who transitioned from daytime television (All My Children) to major film stardom, as proof that unconventional beginnings can lead to significant opportunities. He even referenced classic influences such as Eric Estrada, highlighting how international formats like telenovelas and soaps continue to shape modern serialized storytelling.

Beyond the screen, O’Sullivan balances a busy schedule that includes independent film work and multiple upcoming vertical projects. His outlook is refreshingly pragmatic: stay working, stay creating, and let the accolades, if they come, be a bonus rather than the goal.

For audiences following the shifting landscape of television and digital content, O’Sullivan represents a bridge between traditional and emerging formats. His willingness to adapt without losing sight of the craft offers a subtle reminder that the industry may be changing, but strong performances still matter more than ever.

As vertical dramas continue to grow and mobile-first storytelling becomes increasingly mainstream, voices like O’Sullivan’s provide context, experience, and just enough dry humor to keep things grounded. And if his current slate of villain roles is any indication, viewers should expect plenty more trouble headed their way, delivered one vertical swipe at a time.

Check out our full interview below: