My Life as a Teenage Leviathan

My Life as a Teenage Leviathan is an upcoming superhero teen comedy film produced by Warner Bros. Pictures Animation and Locksmith Animation in association with Little Witch Pictures, and distributed by Warner Bros. Pictures. it stars the voices of Taylor Swift, Lucy Lawless, Gemma Chan, with Danny Trejo and Julie Andrews. The film follows a shy teenage leviathan girl named Lisa Levi. she protected the sea from evil sirens. directed by Sarah Smith, Barry Cook, Derek Drymon, Jean-Philippe Vine and Simon Otto. same directors as Arthur Christmas, Ron's Gone Wrong, Hotel Transylvania: Transformania and That Christmas. it was reported that production had begun with Little Witch Pictures and DNEG Animation working together on animation. The film was similar to Ruby Gillman, Teenage Kraken from DreamWorks Animation and the animated television series My Life as a Teenage Robot from Nickelodeon. The film was released on 2026.
==Premise==
The film is about a teenage leviathan named Lisa Levi and her family are secretly leviathans. determined to fit in with humans. and most dangerous with the sirens.
==Voice cast==
* Taylor Swift as Lisa Levi, a teenage leviathan girl.
* Lucy Lawless as Arlene Levi, Lisa's overprotective president of homeowners association mother.
* Gemma Chan as Jessie Meereberg/Queen Aquafina, the evil queen of the sirens who turns into a disguise teenage human girl.
* Danny Trejo as Ethan Levi, Lisa's supportive father.
* Tristan Allerick Chen as Flint Levi, Lisa's energetic and loyal younger brother
* Julie Andrews as Grentmuthr Levi, (pronounced "grandmother"), the warrior queen of the Atlantic Ocean, the mother of Arlene, and the grandmother of Lisa.
* Chris Rock as Dil Levi, a male leviathan who is Lisa's dim-witted, clumsy, and slim maternal uncle. Grentmuthr's son and Arlene's brother.
* Nick Nolte as Captain Thomas Castlerock, an elderly sailor captain with a peg leg who works as a tour guide and his boat.
* Shameik Moore as Conrad, a skater boy who became Lisa's boyfriend.
* Sarah Silverman as Edith, a comedic girl and Lisa's best friend.
* Chris Pratt as Travis, a boy with playing smartphone and one of Lisa's friends.
* Chloe Bennet as Penelope, an average girl and one of Lisa's friends.
==Production==
===Development===
Little Witch Pictures announced to Locksmith Animation pitched the story of the leviathans, a development executive at Warner Bros. Pictures Animation. the Levi family are based on the Jewish mythology and the sea monsters in the Hebrew Bible known as Leviathan. directed by Sarah Smith, Barry Cook, Jean-Philippe Vine and Simon Otto. same directors as Arthur Christmas, Ron's Gone Wrong and That Christmas. screenwritten by Peter Baynham. also same screenwriter as Hotel Transylvania. Following the release of the film. Steve Pegram was revealed to have served as executive producer. the producer as Chicken Run: Dawn of the Nugget.
==Animation and design==
The character desginers Peter de Sève, Nathan Crowley, Antoine Birot, Mike Redman, Carlos Grangel and Zack Isaac. same character desginers as Arthur Christmas, Hotel Transylvania and Ron's Gone Wrong. Isaac designed hundreds of different design iterations of Lisa and her family. the animation was provided by DNEG Animation and Little Witch Pictures are main faculties
==Music==
Harry Gregson-Williams, Mark Mothersbaugh, Henry Jackman and John Powell composed the film's score working on animated films Arthur Christmas, Hotel Transylvania, Ron's Gone Wrong and That Christmas.
Category:Warner Bros. Pictures Animation
Category:Locksmith Animation
Category:Zack Isaac Sanchez Productions
Category:Warner Bros. Pictures
Category:Warner Bros. Pictures films
Category:Warner Bros. Pictures animated films
Category:British animated films
Category:American computer-animated films
Category:Mexican animated films
Category:Films set in schools
Category:Teen comedy films
Category:Monster films
Category:Superhero films
Category:Animated superhero films
Category:Animated comedy films
Category:2026 computer-animated films
Category:2026 films
Category:Films about shapeshifiting
Category:Films about legendary creatures
Category:Films about size change
Category:Films set in underwater
Category:Films about friendship