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Monster Mia (2026) – Official Trailer, Cast & Details
Monster Mia at a Glance
Monster Mia is a 2026 animation, fantasy and family film from director Verena Fels, featuring Maresa Sedlmeir, Matthias Klie and Sebastian Griegel. It is 1 hour 22 minutes long and came out on September 3, 2026. Monster Mia is rated 9.7/10 by TMDB users across 3 votes and is rated NR in the United States.
Watch the official Monster Mia trailer for free in 123Movies below.
1080p HD • Free YouTube Stream
Storyline & Synopsis
12-year-old Mia and her scruffy pet rat Quentin are sent to the mysterious Rotwood Academy after one too many problems at school. The new school gives her the creeps, and Mia needs to figure a way out before the students realize she isn't a monster like them! But the vice principal Van Vlad hosts a particular dislike for humans, and Mia is scared he has seen through her act...
Where “Monster Mia” Fits in the 123Movies Catalog
Maresa Sedlmeir
Mia Münster (voice)
Matthias Klie
Van Vlad (voice)
Sebastian Griegel
Oskar (voice)
Mio Lechenmayr
Paprika (voice)
Lea Kalbhenn
Penelope Knusperhauser (voice)
Melanie Manstein
Frau Münster (voice)
Patrick Schröder
Herr Münster (voice)
Carolin Sophie Göbel
Marie Münster (voice)
Kathrin Gaube
Prof. Zimzala (voice)
Bettina Redlich
Frau Knofipress (voice)
Claudia Lössl
Prof. Krakón (voice)
Kai Taschner
Schulbusfahrer (voice)
Frequently Asked Questions About Monster Mia
What is the release date of Monster Mia?
Monster Mia was released on September 3, 2026.
How long is Monster Mia?
Monster Mia runs 1 hour 22 minutes (82 minutes).
Who is in the cast of Monster Mia?
Monster Mia stars Maresa Sedlmeir as Mia Münster (voice), Matthias Klie as Van Vlad (voice), Sebastian Griegel as Oskar (voice) and Mio Lechenmayr as Paprika (voice). The cast also includes Lea Kalbhenn, Melanie Manstein, Patrick Schröder and Carolin Sophie Göbel.
Who directed Monster Mia?
Monster Mia was directed by Verena Fels. The screenplay is credited to Dunja Bernatzky, Katharina Reschke and Jasmina Kallay.
What kind of movie is Monster Mia?
Monster Mia is listed on TMDB as a mix of animation, fantasy and family.
What is Monster Mia rated?
Monster Mia is rated NR in the United States. On TMDB it has an average user score of 9.7/10 from 3 votes.
Where can I watch the Monster Mia trailer?
You can watch the official trailer for Monster Mia, "MONSTER MIA | Trailer", for free on this 123Movies page. It is embedded from YouTube.
What should I watch if I liked Monster Mia?
Movies TMDB recommends alongside Monster Mia include Monster High: Haunted (2015), Orion and the Dark (2024), The Boxtrolls (2014), A Babysitter's Guide to Monster Hunting (2020) and Monster Family 2 (2021).
Can I stream the full movie of Monster Mia on 123Movies?
No. 123Movies only shows official trailers and title information. Full movies are not hosted or linked on this site.
Monster High: Haunted
Orion and the Dark
The Boxtrolls
A Babysitter's Guide to Monster Hunting
Monster Family 2
Monster Family
The Twits
The Gruffalo
Mostly Ghostly
The Canterville Ghost
Coraline
