Helene
Jo Wieland
Silas
Ida Kronenberg
Museum Director
School Principal Siegmann
Social Media Manager
Miss Cornfield
Benjamin Schubert
Katinka Iwanow
Sibel
Luna Nadolny
Leonie Khamsong
Mortimer Morrison
Klose
Elvira Kronenberg
Helenes Mutter
Helenes Vater
Willi Wondraschek
Karajan (voice)
Kaspar (voice)
Maja Malakara
Pinkie (voice)
Juri (voice)
