Undertale: On The Surface

Undertale: On the Surface is an upcoming 2025 comedy cartoon series. It is a Cartoon Network show based on the 2015 game Undertale, made by Toby Fox. The original game consisted almost entirely of pixel art, but this a computer-animated 2D show. Undertale: On the Surface consists of the cast of the original game pursuing their dreams in the world of the humans. It received high ratings on Rotten Tomatoes and iMDb, getting 91% and 4.8 stars respectively. The first episode aired on September 15, 2025, as a celebration of the game's 10th anniversary. The show ran for 9 seasons until it got cancelled.

Summary
This series takes place after the True Pacifist Route of Undertale. Asriel has recently destroyed the Barrier and the monsters are now free. They have moved into a town of humans next to Mount Ebott. The monsters go off getting themselves into the strangest situations after befriending the humans. (Oh yeah, and Frisk is a male in this series.)

Characters
Frisk - voiced by Asher Blinkoff

Toriel - voiced by Cate Blanchett

Sans - voiced by Danny Devito

Papyrus - voiced by Alan Tudyk

Undyne - voiced by Olivia Olson

Alphys - voiced by Tara Strong

Mettaton - voiced by Benedict Cumberbatch

Asgore - voiced by John DiMaggio