Casts
Emília Vášáryová
as Alena
Štefan Kvietik
as Karel Mareš
Naďa Konvalinková
as Jarka
Libuše Švormová
as Alena (voice)
Jan Tříska
as Karel Mareš (voice)
Eduard Cupák
as Jiří (voice)
Jaromír Hanzlík
as Vláďa (voice)
Jaroslava Schallerová
as Laboratorian (voice)
Jorga Kotrbová
as Jarka (voice)
