New TV Series ‘Hal & Harper’ Trailer Reveals Mark Ruffalo’s Surprise Baby Announcement to Siblings Lili Reinhart and Cooper Raiff
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In an exclusive teaser trailer debut, PEOPLE can unveil the upcoming series “Hal & Harper,” featuring a stellar cast including Lili Reinhart and creator/director Cooper Raiff. The eight-episode show follows the journey of the eponymous siblings, portrayed by Reinhart and Raiff, as they navigate life changes while their father, played by Mark Ruffalo, prepares to welcome a newborn with his girlfriend, portrayed by Betty Gilpin.
Scheduled to premiere on MUBI on October 19, with weekly releases until November 30, “Hal & Harper” offers viewers a glimpse into the lives of the codependent siblings Hal and Harper, portrayed by Raiff and Reinhart, as they come to terms with the challenges of adulthood. The series, which made its debut at Sundance 2025, promises an emotional and engaging storyline with relatable characters portrayed by a talented ensemble.
The trailer opens with a heartwarming scene showcasing the close bond between Hal and Harper, as Hal surprises his sister by showing up unannounced in her room in the middle of the night. The storyline takes an unexpected turn when Ruffalo’s character reveals the news of expecting a baby with his girlfriend, leaving both Hal and Harper in shock as they grapple with the changes coming their way.
As the siblings confront their fears and uncertainties, they delve into their past and face the reality of growing up too fast. The emotional rollercoaster depicted in the trailer hints at a deep exploration of family dynamics, relationships, and the impact of childhood experiences on adult life.
With stellar performances by the lead actors and a compelling narrative crafted by Raiff, “Hal & Harper” promises to be a thought-provoking series that delves into themes of closeness, codependency, and self-discovery. The series aims to resonate with audiences by portraying raw emotions and relatable experiences that touch upon the universal challenges of growing up and forging one’s path.
The on-screen chemistry between the actors is palpable, drawing viewers into the complex web of emotions and interpersonal relationships that define the characters’ journey. The trailer offers a glimpse into the multifaceted narrative that intertwines past traumas, present struggles, and future hopes, inviting audiences to reflect on their own experiences and connections with their loved ones.
As the series unfolds, viewers can expect a poignant exploration of the nuances of family bonds, the complexities of sibling relationships, and the enduring power of love and resilience. With each episode, “Hal & Harper” promises to unravel deeper layers of the characters’ personalities, motivations, and struggles, drawing audiences into a captivating narrative that resonates with the human experience.
In a post-Sundance Instagram reflection, Reinhart expressed her gratitude for being part of the series, highlighting the emotional depth and significance of the storyline. Raiff also shared his sentiments, underscoring the personal importance of the show and the profound impact it has had on him as a creator and director.
With a compelling storyline, stellar performances, and a talented cast, “Hal & Harper” is set to captivate audiences with its exploration of love, loss, and personal growth. The series invites viewers on a heartfelt journey of self-discovery, resilience, and the enduring power of familial ties, making it a must-watch for fans of compelling and emotionally resonant storytelling.