Linnea Berthelsen, best known for playing Kali in Stranger Things, will make her U.K. stage debut in Darkling, marking an exciting new chapter in her acting career.
A New Milestone for Linnea Berthelsen
July 14, 2026 – Linnea Berthelsen is preparing to take on a new challenge as she makes her U.K. stage debut in Darkling. Best known to audiences for portraying Kali, also known as Eight, in Netflix’s Stranger Things, the actress is expanding her career into live theatre with the upcoming production. The role marks an important milestone as Berthelsen continues exploring diverse storytelling opportunities beyond television.
Her move to the stage follows years of screen work that introduced her to audiences around the world. While she has built a reputation through memorable television performances, Darkling offers an opportunity to showcase her talent in front of a live audience for the first time in the United Kingdom.
Credit: David Reiss
Stepping Into the World of Darkling
Darkling is described as a psychological stage production that explores themes of identity, memory, and human connection through an intimate theatrical setting. Berthelsen will take on one of the central roles, allowing audiences to see a different side of her acting abilities compared with her work in science fiction and drama.
Unlike television productions that rely on multiple takes and post-production editing, theatre requires actors to deliver emotionally engaging performances in real time. The transition presents a unique creative challenge and highlights Berthelsen’s continued commitment to broadening her artistic range.
From Screen Success to the Theatre
Berthelsen first gained international recognition after joining Stranger Things as Kali Prasad, also known as Eight, a character with powerful illusion-based abilities. Her performance introduced viewers to one of the series’ most mysterious storylines and established her as a rising talent within the industry.
Since then, she has appeared in projects including Devs, continuing to build a career defined by thoughtful, character-driven performances. Her willingness to embrace challenging roles has earned praise from both audiences and filmmakers while demonstrating her versatility across genres.
Returning to Her Theatre Roots
Although Darkling marks Berthelsen’s professional U.K. stage debut, theatre has long been part of her artistic journey. She trained at East 15 Acting School in England, where stage performance formed an important part of her development as an actor. That foundation has remained an influence throughout her screen career, making this latest project feel like a natural progression rather than a completely new direction.
Performing live allows actors to experience an immediate connection with audiences, and Berthelsen has previously spoken about her appreciation for theatre and ensemble storytelling. The opportunity to return to that environment represents a meaningful moment in her evolving career.
Credit: AP Images
A Promising New Chapter
The announcement comes at an exciting time for Berthelsen as she continues expanding her portfolio across film, television, and now theatre. Her willingness to explore different creative mediums reflects a career built on versatility rather than remaining confined to a single genre or format.
With Darkling, audiences will have the chance to experience Berthelsen’s talent in an entirely new setting, further establishing her as a performer capable of moving seamlessly between screen and stage.
Why Theatre Presents a Different Challenge
Transitioning from television to live theatre requires a different set of skills, making Berthelsen’s upcoming performance an exciting step in her career. Unlike filmed productions, stage actors perform an entire story without multiple takes, relying on preparation, timing, and emotional consistency to connect with audiences in real time.
Theatre also offers performers the opportunity to build a unique relationship with each audience, as every performance carries its own energy and subtle differences. For actors accustomed to working in front of cameras, the immediacy of live performance can be both demanding and creatively rewarding.
Continuing to Build a Diverse Career
Since gaining international recognition through Stranger Things, Berthelsen has steadily pursued projects that highlight her versatility as an actress. Rather than limiting herself to one genre, she has embraced roles across science fiction, drama, and psychological storytelling, demonstrating a willingness to take on complex and emotionally layered characters.
Her decision to make her U.K. stage debut reflects that same artistic approach. By balancing screen work with theatre, Berthelsen continues to broaden her experience while exploring new opportunities that challenge her as a performer.
Credit: Charley Gallay/Getty Images for Netflix
What Audiences Can Expect
Darkling is expected to showcase a more intimate side of Berthelsen’s acting, allowing audiences to experience her performance in a setting that places greater emphasis on dialogue, character development, and emotional nuance. The production also highlights the continuing appeal of original stage works that explore thought-provoking themes through live performance.
For fans familiar with Berthelsen’s television work, the production offers an opportunity to see her talents in a completely different environment. As anticipation builds ahead of the play’s premiere, many will be eager to watch how she brings her screen experience to the theatre stage.
Final Thoughts
Linnea Berthelsen’s U.K. stage debut in Darkling represents an exciting new milestone in her evolving career. After earning international recognition through Stranger Things and other screen projects, she is now expanding her artistic journey by embracing the unique challenges of live theatre.
The move reflects her commitment to exploring diverse storytelling opportunities while continuing to grow as a performer. As audiences prepare to see Berthelsen on stage for the first time in the United Kingdom, Darkling promises to be an important new chapter in her career.
FAQs
Who is Linnea Berthelsen?
Linnea Berthelsen is a Danish actress best known for portraying Kali, also known as Eight, in Netflix’s Stranger Things.
What is Linnea Berthelsen’s new project?
She will make her U.K. stage debut in the theatre production Darkling.
What is Darkling about?
Darkling is a psychological stage production that explores themes including identity, memory, and human connection.
Has Linnea Berthelsen performed in theatre before?
While Darkling marks her professional U.K. stage debut, Berthelsen trained in acting with a strong theatre background before establishing her screen career.
Published by HOLR Magazine