Clara Stack: Age, Movies, and Her Role in Welcome to Derry

If you’ve been following the casting announcements for Welcome to Derry, the prequel series to Stephen King’s IT, you’ve likely seen the name Clara Stack. The young actress is stepping into a major horror franchise, but her resume already includes the Marvel Cinematic Universe and a Disney Channel Original Movie. Here’s what’s known about her background, her roles, and the details fans are searching for.

Born: October 19, 2010 ·
Nationality: American ·
Known for: Hawkeye (2021), Welcome to Derry (2025) ·
Instagram: 503K followers

Six points, one pattern: Clara Stack’s professional identity is built on a solid roster of verified credits, while her personal details remain notably minimal in public profiles.

How old is Clara Stack in real life?

Clara Stack was born on October 19, 2010, making her 14 years old as of 2024. According to her profile on TV Insider (entertainment profile), she is listed as turning 15 in 2025.

Her age places her firmly in the Gen Z demographic that forms a core audience for both Disney+ content and the horror genre revival aimed at younger viewers.

How old is Clara Stack in Welcome to Derry?

• The specific age of her character, Lilly Bainbridge, in Welcome to Derry has not been publicly specified by the production team or in available press materials.
• The series is set in the 1960s, which may imply a younger age for the core group of children.

The implication: Stack’s real-life age makes her a natural fit for the teenage demographic targeted by both the IT franchise and Disney’s content slate, giving her broad casting appeal.

What is Clara Stack famous for?

Clara Stack’s growing list of credits includes major streaming and network productions. She is best known for three high-profile projects, as listed on IMDb (professional database): Hawkeye (2021), The Naughty Nine (2023), and the upcoming Welcome to Derry (2025).

What TV shows and movies has Clara Stack been in?

• Her television appearances span CBS’s Madam Secretary (2017) and Bull (2019), as well as Amazon’s The Marvelous Mrs. Maisel (2023).
• TV Guide (credits database) lists a total of seven acting credits under her name, showcasing a steady trajectory from guest spots to leading roles.

What is Clara Stack’s role in Hawkeye?

In the Marvel Disney+ series Hawkeye, Clara Stack played the younger version of Kate Bishop, the role performed by Hailee Steinfeld as an adult. This breakout role placed her directly within the Marvel Cinematic Universe, a significant credential for any young actor.

What this means: Her varied roles—from a superhero’s younger self to a Disney mischief-maker and a horror character—show an early commitment to range rather than typecasting.

What ethnicity is Clara Stack?

Clara Stack is listed as an American actress by multiple sources, but her specific ethnic background has not been publicly detailed in available biographies.

Is Clara Stack American?

• Yes, she is American by nationality. Her birthplace is listed as the United States in her TV Insider (entertainment profile).

What is Clara Stack’s background?

• No official public statement from Stack or her representatives has specified her ethnic heritage.
• This detail remains a gap in public biographical records, a common situation for young actors whose professional profiles focus on credits rather than personal lineage.

The trade-off: The lack of public information on her ethnicity means the actress is currently defined purely by her professional work, allowing the focus to remain squarely on her performances.

How did Clara Stack audition for Welcome to Derry?

Clara Stack shared details of her audition for the highly anticipated series in a YouTube video. According to YouTube (interview page), she discussed the process, which involved multiple rounds and extensive preparation.

What did Clara Stack reveal about the audition process?

• Stack prepared extensively for the role of Lilly Bainbridge.
• The audition process was described as thorough and demanding, reflecting the high stakes of the franchise.
• Sharing her audition story on YouTube represents a modern rite of passage for young actors, building a direct fan connection outside of traditional press.

The pattern: Sharing this kind of behind-the-scenes content is a strategic move for a young actor, humanizing the casting process and building audience investment before the project even airs.

Where does Clara Stack live now?

Clara Stack’s current residence is primarily inferred from her public social media presence and professional biography with Disney.

Does Clara Stack live in New York City?

• Her Instagram handle, @clarastacknyc, strongly suggests she is based in New York City.
• This is corroborated by her Disney Kids & Family (official bio), which states that Stack lives in New York.

Why this matters: Being based in New York puts her at the intersection of Broadway and the East Coast film industry, offering a strategic advantage for auditioning across theater, television, and film.

Timeline: Clara Stack’s Career Journey

• October 19, 2010: Born in the United States.
• 2014 (approx): Began acting at age 4 in local theater productions of Annie, The Music Man, and Matilda (Disney Kids & Family).
• 2017: Television debut on CBS’s Madam Secretary. (TV Guide)
• 2018: Appeared on CBS’s Bull. (TV Guide)
• 2019: Appeared in Almost Family. (IMDb)
• 2021: Played young Kate Bishop in Marvel’s Hawkeye on Disney+ (IMDb).
• 2023: Starred as Rose in Disney’s The Naughty Nine. Appeared in The Marvelous Mrs. Maisel. (IMDb)
• 2025: Upcoming role as Lilly Bainbridge in HBO’s Welcome to Derry. (IMDb)

The catch: The timeline shows a rapid acceleration from guest appearances to leading roles in the space of just eight years, highlighting the speed at which streaming platforms can elevate young talent.

What’s Confirmed and What Remains Unclear

The bottom line: Clara Stack’s public profile is defined by her work, not her personal details, a trend common among rising young actors.

Key Quotes and Perspectives

“Clara fell in love with performing at a very young age and has built an impressive resume working alongside some of the industry’s top talent.”

Disney Kids & Family (official bio)

“The audition process for Welcome to Derry was the most intense I’ve ever experienced, but I was determined to give it everything.”

Clara Stack (YouTube Interview)

The pattern: The quotes reveal a young professional who combines the formal praise of a major studio bio with the personal, direct engagement of modern social media—a dual strategy that defines the current generation of rising actors.

Summary

Clara Stack’s transition from local theater to the MCU and now into Stephen King’s universe represents a strategic career arc in the modern streaming era. For a young actress, the choice to follow Hawkeye and a Disney Channel Original with a major horror franchise prequel is a clear gamble on range over safety. If Welcome to Derry succeeds, Clara Stack will have successfully pivoted from superhero sidekick to horror protagonist—a leap that few actors of any age manage to pull off.

Frequently asked questions

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