The Cat in the Hat (2026) opened in U.S. theaters and IMAX on November 6, 2026, bringing Dr. Seuss’s famous character back in a new full-length animated feature. Bill Hader voices the Cat, who is sent on a difficult assignment: cheer up siblings Gabby and Sebastian after their family moves to a new town. The film expands the world of the original children’s book with new characters, settings and a larger adventure.
Below are the confirmed release details, voice cast, story, official trailer and current information about where to watch the movie.
When did The Cat in the Hat (2026) come out?
The movie opened in North American theaters on Friday, November 6, 2026, including IMAX. Its international rollout began November 4, with local release dates varying by territory. Warner Bros. Pictures is distributing the film worldwide.
This is a new animated theatrical feature, not a re-release of the 2003 live-action movie starring Mike Myers. The 2026 film is produced by Warner Bros. Pictures Animation and is the character’s first full-length animated theatrical feature.
The Cat in the Hat 2026 cast: who voices the characters?
Bill Hader leads the voice cast as the Cat in the Hat. The principal cast announced by Warner Bros. includes:
- Bill Hader as the Cat in the Hat
- Xochitl Gomez as Gabby
- Tiago Martinez as Sebastian
- America Ferrera as Carmen, the children’s mother
- Matt Berry as Waffles
- Quinta Brunson as Sherrie from H.R.
- Giancarlo Esposito as Mr. Hoogeboom
- Bowen Yang as Gary the Intern
- Tituss Burgess and Paula Pell in additional roles
The ensemble brings together performers known for comedy, television and film. Hader’s voice performance anchors the movie, while Gomez and Martinez voice the two children at the center of the Cat’s assignment.
What is The Cat in the Hat 2026 about?
The story follows the Cat as he takes on a challenging job for the I.I.I.I., short for the Institute for the Institution of Imagination and Inspiration, LLC. His assignment is to bring joy to Gabby and Sebastian, siblings who are struggling to adjust after moving to a new town with their mother, Carmen.
The Cat is enthusiastic, imaginative and famously prone to taking things too far. That combination turns what should be a straightforward mission into a chaotic adventure. The stakes are personal: if he fails, he could lose his magical hat.
The new movie uses the familiar character as a starting point for a broader story. The filmmakers have described building out the Cat’s workplace and the worlds he visits, giving the feature room to introduce new supporting characters and visual styles while keeping the character’s mischievous personality at the center.
Who directed The Cat in the Hat?
The animated feature is directed by Erica Rivinoja and Alessandro Carloni, who also wrote the screenplay. The story is by Caroline Williams and is based on Dr. Seuss’s original book. Daniela Mazzucato and Jared Stern are producers. Lorne Balfe composed the music.
The original The Cat in the Hat book was published in 1957. The 2026 adaptation keeps the recognizable character but builds a new feature-length adventure around him, rather than simply repeating the short book’s plot.
Watch the official The Cat in the Hat trailer
Warner Bros. released the official trailer ahead of the film’s theatrical debut. It introduces Hader’s version of the Cat, the siblings and the colorful world of the new animated adventure.
For the latest clips, ticket links and promotional material, use the official Warner Bros. movie website.
Where can you watch The Cat in the Hat 2026?
As of November 7, 2026, the film is in its theatrical release window in North America, with IMAX screenings also listed. Check local theater listings for showtimes and formats. International audiences should confirm their local release date and cinema availability because the rollout differs by country.
A streaming release date has not been confirmed in the official movie information reviewed for this article. Warner Bros. has not announced a verified date for the film to arrive on a subscription streaming service. Be cautious of websites claiming to offer the full movie for free; unauthorized copies may be unsafe, misleading or illegal.
Is The Cat in the Hat 2026 connected to the 2003 movie?
The 2026 movie is a separate animated adaptation of Dr. Seuss’s character and book. It is not a sequel to the 2003 live-action film, which starred Mike Myers. The new feature has a different voice cast, directors, animation style and story built around Gabby and Sebastian.
Viewers do not need to watch the 2003 film before seeing the new one. The 2026 story introduces its own supporting cast and premise, making it accessible to families who know the book as well as viewers meeting this version of the Cat for the first time.
Frequently asked questions
Who voices the Cat in the Hat in the 2026 movie?
Bill Hader voices the Cat in the Hat.
What is the release date for The Cat in the Hat 2026?
The film opened in North American theaters on November 6, 2026. Its international release began November 4, with dates varying by country.
Is The Cat in the Hat 2026 animated?
Yes. It is a full-length animated theatrical feature from Warner Bros. Pictures Animation.
Who voices Gabby and Sebastian?
Xochitl Gomez voices Gabby, and Tiago Martinez voices Sebastian.
Is The Cat in the Hat 2026 on streaming?
No streaming release date has been confirmed in the official information reviewed as of November 7, 2026. The movie is currently in theaters.
Do I need to watch the 2003 Cat in the Hat first?
No. The 2026 animated movie is a separate adaptation and does not require viewers to see the 2003 live-action film.
The bottom line
The Cat in the Hat gives the Dr. Seuss character a new animated feature built around Bill Hader’s voice performance and an expanded story about helping two children settle into a new home. Its November 6 North American opening, ensemble voice cast and official trailer make it a timely family-movie search. For showtimes, use local theater listings; for streaming, wait for a confirmed announcement rather than relying on unofficial claims.
Sources and official links
- Warner Bros. Pictures — Official The Cat in the Hat movie website
- Warner Bros. — Official main trailer
- Reuters — How the new film expands the children’s classic
- Warner Bros. Pictures Animation and Amazon — Release campaign details
- Skydance — Meet the cast and characters
Related reading: November 2026 movie releases: new films in theaters and on streaming.
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