Mikołaj Wachowski
Diplodok (voice)
Borys Szyc
Hokus Pokus / Hokus Pokus' Father (voice)
Małgorzata Kożuchowska
Entomologia (voice)
Arkadiusz Jakubik
Professor Nerwosolek / Diplodok's Grandfather (voice)
Piotr Polak
Tadek
Helena Englert
Publisher
Mariusz Szczygieł
Donkey Kleofas (voice)
Grzegorz Pawlak
Diplodok's Father / Apologizing Audience (voice)
