Supermarsu

Ella Jäppinen

Emilia

Viljami Lahti

Simo

Essi Hellén

Emilia's mother

Eero Ritala

Emilia's father

Esko Salminen

Giant guinea pig (voice)

Arttu Wiskari

Pertti

Tommi Korpela

Sakari Laaksonen

Kari Hietalahti

Principal

Stella Leppikorpi

Nisu-Lissu

Jukka Rasila

Guinea pig taxi driver (voice)