Joko

Maciej Litkowski

Joko (voice)

Anna Januszewska

Mother (voice)

Beata Zygarlicka

Wanda (voice) / Additional Voices (voice)

Konrad Pawicki

Sir Barnet (voice) / Baptist (voice)

Arkadiusz Buszko

Doctor Fersen (voice) / Professor Krank (voice)

Paweł Niczewski