Multi-award winning actor Mark Ruffalo will return to screens – with a very special family appearance. Fans love and know the three-time Oscar nominee as The Hulk in the billion dollar Avengers franchise. In June 2025, Ruffalo will take a lead in the brand new drama-comedy Hal & Harper. Only this time, he’s playing a dad – with his own son, 24-year-old Keen, revealed to make a surprise on-screen appearance. The brand new series Hal & Harper premieres June 26, only on Stan. As Stan released a first-look trailer this week, it’s been confirmed Ruffalo’s son Keen will have a recurring cameo in the heartwarming series. This will be an exciting TV debut for the young actor – and a sure treat for fans once you spot the pair’s uncanny resemblance.
The father and son duo join A-list cast Cooper Raiff (Cha Cha Real Smooth) and Riverdale star Lili Reinhart in what fans are already calling a TV “masterpiece”. Crime drama the UK can’t get enough of is finally coming to Australia Ruffalo plays father to on-screen siblings Hal (Raiff) and Harper (Reinhart) in a journey that follows the relatable yet dysfunctional trio. The “tragic, complicated and amazing” series follows the co-dependent siblings doing their best to navigate long-term relationships, friendships and situationships. Their lives however are turned upside down when their dad (Ruffalo) makes a big announcement. In real life, Ruffalo is father to three children with wife Sunrise Coigney: Keen, who is turning 24 in June, and daughters Bella, 20, and Odette, 17. Kath and Kim actor Glenn Robbins recalls horrifying moment he was almost killed on live TV
In Hal & Harper, Keen will play Hal’s roommate in the series. But this isn’t the first time the young actor has shared a screen with his father. In 2017, Keen reportedly had a uncredited role in Marvel blockbuster Thor: Ragnarok alongside his father’s iconic return as Bruce Banner. Keen’s film credits also include an appearance in drama-comedy Begin Again (2013) starring Mark Ruffalo and Keira Knightley. Chad Michael Murray on the surprise secret he kept from his wife of 10 years While Keen has a small speaking role in Hal & Harper, it’s certainly a fun a piece of trivia fans can look out for! In the series, fans can expect a sibling connection built on a lifetime of inside jokes and hardship, as it brilliantly delves into past trauma through flashbacks featuring Raiff and Reinhart as their younger selves. “I was thinking of kids growing up too fast and that is where the idea of the show came from,” said actor, creator and executive producer of the series Cooper Raiff.
“The family’s childhood house is on the market and they go back in time to deal with the pain the house holds. To get unstuck and heal. I hope people who watch the show can find a similar sense of healing,” he said. Hal & Harper debuted at this year’s Sundance Film Festival to great acclaim, and will premiere in Australia on June 26, only on Stan. The brand new series Hal & Harper premieres June 26, all episodes at once and only on Stan.
A Star is Born in His Father’s Shadow
Have you ever seen a celebrity kid who looks exactly like their famous parent—and then nails their first acting role too? That’s the buzz around Mark Ruffalo’s son, who just made his television debut in the emotional new drama Hal & Harper. This father-son moment isn’t just adorable—it’s groundbreaking. Let’s dive into how this moment is captivating Hollywood, fueling online chatter, and hinting at the rise of a promising new talent.
Meet the New Ruffalo on the Block
Who Is Mark Ruffalo’s Son?
You’ve seen Mark Ruffalo in everything from The Avengers to Spotlight, but his real-life role as a dad just took center stage. His son—whose name the press is buzzing about—bears a striking resemblance to his father. We’re talking near-identical smile, eyes, and that slightly messy, charming hair.
The TV Debut That Turned Heads
The series Hal & Harper isn’t your typical procedural drama. It’s a gripping story of love, trauma, and generational healing—and Ruffalo’s son delivers a performance that’s way beyond his years. This wasn’t a cameo. It was a leading role, and he nailed it.
Behind the Scenes of Hal & Harper
What’s the Show About?
Hal & Harper tells the story of a widowed father (played by Mark Ruffalo) raising a son who struggles with the death of his mother. The emotional tension, raw dialogue, and realistic family dynamics make this series a tearjerker with substance.
A Drama Rooted in Real Emotion
The creators of the show worked closely with grief counselors to accurately portray the emotional rollercoaster of parenthood and loss. It’s authentic, nuanced—and Ruffalo and son brought it to life with heartbreaking precision.
From Casting to Chemistry
Was It Always Meant to Be a Father-Son Duo?
Interestingly, the producers initially auditioned other young actors. But once Ruffalo’s son walked in, they knew they had something special. His natural chemistry with his father was impossible to ignore—and it shows on screen.
The Audition That Changed Everything
Insiders say Ruffalo’s son didn’t ride on his dad’s coattails. He went through multiple auditions, took acting classes, and worked with a coach to prepare for the role. He earned it. And boy, did it pay off.
Hollywood’s Reaction to the Next-Gen Ruffalo
Critics Are Calling Him “A Natural”
Major outlets like Variety and The Hollywood Reporter are raving. They’re calling him “a breakout star” and even speculating about award nominations. Not bad for a first-timer, right?
Social Media Can’t Get Enough
From TikTok tributes to Twitter fan threads, the internet is in love. Memes about “Hulk’s son joining the MCU next” are everywhere, and fans are shipping the idea of Ruffalo Jr. becoming a superhero in his own right.
A Legacy in the Making
How Mark Ruffalo Prepared His Son for Stardom
Turns out, Ruffalo didn’t push his son into acting. He encouraged curiosity, creativity, and confidence—values that clearly translated onto the screen. The two rehearsed lines at home, shared emotional conversations, and bonded over their characters.
The Power of Family in Film
There’s something magical about real family dynamics on screen. The father-son energy in Hal & Harper doesn’t feel scripted—it feels lived-in. That authenticity has struck a chord with audiences worldwide.
The Future of a Young Star
What’s Next for Ruffalo’s Son?
Rumors are flying about future film roles, possible casting in young adult adaptations, and even voice work in animated films. Directors are reportedly lining up meetings.
A Rising Icon or One-Hit Wonder?
The million-dollar question: is this just a fluke? The early signs say no way. This kid’s got talent, charm, and drive—all the makings of a long, successful career.
Why Hal & Harper Matters Beyond Hollywood
Representation of Real-Life Fatherhood
Most shows stick to stereotypical dads. Hal & Harper dives deeper, exploring vulnerability, grief, and healing in a raw and real way. And Ruffalo’s personal experience as a father adds gravitas that’s hard to fake.
Shifting the Narrative of Celebrity Kids
This debut challenges the notion that children of stars have it easy. It shows that talent, effort, and authenticity still matter in Hollywood—even when your last name is Ruffalo.
Conclusion — More Than Just a TV Moment
So, what do we take from all this? Mark Ruffalo’s son didn’t just land a role—he owned it. His performance in Hal & Harper is emotional, compelling, and shockingly mature. And alongside his dad, he’s launched what looks to be a powerful new chapter in the Ruffalo family story. The world isn’t just watching—it’s applauding. We may be witnessing the rise of Hollywood’s next great leading man.
