Bison A story about the friendship between ten years old Hans and Bison - the man who calls himself an extra-terrestrial. Details Casts Galleries Posters Title Bison Release Date 1989-12-01 Runtime 01 Hours 30 Minutes Genres Fantasy Family Production Companies Filmové studio Barrandov Production Countries Czechoslovakia Adam Parma... Hans... Klára Jandová... Jana... Michaela Flenerová... Jitka... Gabriela Osvaldová... Mother... Jaromír Meduna... Father... Eva Matalová... Grandmother... Original Size (1280x720) Original Size (1479x2218)