Warner Bros. has debuted our first full look at the upcoming animated The Cat in the Hat. The film will release in cinemas across the UK and Ireland on November 6, 2026.
Meet the Cat in the Hat you don’t know! In the wonderfully whimsical tradition of Dr. Seuss, The Cat in the Hatcomes to the big screen in his animated theatrical feature film debut, an all-new, epic adventure with an edge, where mischief, magic and mayhem reign supreme. Doing what he does best, the Cat—voiced by Bill Hader—spreads joy to kids in his hilarious, signature and singularly irreverent way, transporting them and audiences on a fantastical journey through a world they’ve never seen before.
Watch the full trailer in the player below:
In the film, our hero takes on his toughest assignment yet for the I.I.I.I. (Institute for the Institution of Imagination and Inspiration, LLC): to cheer Gabby and Sebastian, a pair of siblings struggling with their move to a new town. Known for taking things too far, this could be this agent of chaos’s last chance to prove himself…or lose his magical hat!
Starring alongside Hader are Xochitl Gomez, Matt Berry, Quinta Brunson, and Paula Pell, and featuring Tiago Martinez, Giancarlo Esposito, America Ferrera, Bowen Yang, and Tituss Burgess.
Directed by Alessandro Carloni and Erica Rivinoja, Warner Bros. Pictures Animation’s first full-length feature film, The Cat in the Hat will be released in the UK and Ireland on 6th November 2026 by Warner Bros. Pictures.
