Євген Сінчуков
— The narrator (voice)
Irma Vitovska
— Self (the expert)
Валентин Васянович
— Self (the expert)
Liubomyr Levytskyi
— Self (the expert)
Ахтем Сеітаблаєв
— Self (the expert)
Maryna Kuderchuk
— Self (the expert)
Пилип Іллєнко
— Self (the expert)
Polina Tolmacheva
— Self (the expert)
Serhiy Zlenko
— Self (the expert)
Yaroslav Voytseshek
— Self (the expert)
Василь Вірастюк
— Self (the expert)
Anna Palenchuk
— Self (the expert)
Serhii Lavreniuk
— Self (the expert)
Artem Koliubaiev
— Self (the expert)
Denys Ivanov
— Self (the expert)
Roman Martynenko
— Self (the expert)
Максим Асадчий
— Self (the expert)
Andrei Khalpakhtchi
— Self (the expert)
Liudmyla Hordeladze
— Self (the expert)
Julia Sinkevych
— Self (the expert)
Anna Machukh
— Self (the expert)
Pavlo Shushko
— Self (the expert)
Семён Горов
— Self (the expert)