The season finale of the hit procedural drama 9-1-1 delivered a seismic shift for one of its most beloved characters, Evan “Buck” Buckley. Actor Oliver Stark, who portrays the firefighter, recently opened up about his initial reservations regarding a major plot twist that sees Buck unexpectedly becoming the legal guardian of a young child. The revelation, which occurred in the final moments of the May 7th episode titled “Hearts and Flowers,” has set the stage for a dramatically different trajectory for Buck in the upcoming season.
A Shocking Turn of Events
In a surprising turn of events, the season finale revealed that Buck had signed legal documents making him the guardian of four-year-old Theo. This profound responsibility came about after Theo’s parents, who had used Buck as a sperm donor, tragically died in an accident. The news was a significant departure from Buck’s established character arc, which has largely focused on his professional life as a firefighter and his complex personal relationships.
Oliver Stark, speaking exclusively with Us Weekly, admitted to feeling “apprehensive” when showrunner Tim Minear first presented the storyline. “That’s [a] pretty big change. Like, that’s huge,” Stark recalled telling Minear. His immediate concern was whether this new role would consume his character entirely, potentially overshadowing other aspects of Buck’s life and relationships that fans have come to know and love.
Minear, however, was quick to reassure Stark. He explained that Buck’s journey into fatherhood wouldn’t isolate him but rather deepen his connections with the existing cast. The showrunner highlighted how this new responsibility would inevitably weave Buck into the lives of other characters, particularly his close friend and fellow firefighter, Eddie Diaz (played by Ryan Guzman), who is also a single father. This prospect of exploring new dynamics and strengthening existing bonds helped to alleviate Stark’s initial concerns.
The Impact of Young Co-Stars
While the concept of sudden parenthood was a significant hurdle for Stark to process, his perspective dramatically shifted once he began working with the young actors portraying Theo. The role of Theo is played by twins Lincoln and Theodore Sykes. Stark shared his immense joy and affection for the young performers, stating that they “completely” opened him up to the possibilities of Buck’s new role.
“I love working with them,” Stark enthused, a wide smile evident as he spoke. “I cannot articulate how much fun I’ve been having with them. They’re just so great to be around.” The genuine connection and positive experience Stark had with the twins proved instrumental in helping him embrace the storyline. It allowed him to see beyond the logistical challenges and focus on the emotional core of Buck’s transformation into a paternal figure.
This personal connection with the child actors likely provided Stark with a tangible understanding of the joys and complexities of parenting, which he could then translate into his performance. The presence of Theo and the interactions with the Sykes twins undoubtedly enriched Stark’s portrayal of Buck’s burgeoning paternal instincts and his adaptation to this unexpected life change.
Looking Ahead to Season 10
The introduction of Theo into Buck’s life promises to be a central theme in 9-1-1 season 10. Fans can anticipate seeing Buck navigate the challenges and rewards of raising a young child while continuing his demanding career as a firefighter. This new chapter offers fertile ground for character development, allowing Buck to mature and evolve in ways that his previous storylines might not have fully explored.
The dynamic between Buck and Eddie is also poised for significant development. As two single fathers within the same close-knit group, their shared experiences are likely to foster a deeper bond. Their conversations about parenting, the struggles they face, and the triumphs they achieve could become a significant emotional anchor for the series. This familial connection, born out of shared responsibility and friendship, adds another layer of depth to the show’s ensemble.
Furthermore, Buck’s newfound parental role could influence his relationships with other characters, including his sister Maddie (Jennifer Love Hewitt) and his former romantic interests. The responsibilities of guardianship might force him to confront his own past traumas and his readiness for commitment, potentially leading to significant personal growth.
The writers of 9-1-1 have consistently demonstrated their ability to blend high-stakes emergency situations with compelling character-driven narratives. Buck’s journey into fatherhood is a testament to this approach, offering a more intimate and grounded storyline amidst the show’s usual dramatic flair. It presents an opportunity to explore themes of responsibility, love, and the unexpected paths life can take.
Key Takeaways for Buck’s New Role:
- Unexpected Guardianship: Buck becomes the legal guardian of four-year-old Theo after his parents’ death.
- Initial Apprehension: Oliver Stark initially had concerns about the significant life change for his character.
- Showrunner’s Vision: Tim Minear assured Stark that the new role would deepen character connections, particularly with Eddie.
- Positive Influence: Working with the child actors playing Theo significantly eased Stark’s concerns and opened him to the









