Desc: Temné slunce: Directed by Otakar Vávra. With Radoslav Brzobohatý, Rudolf Hrusínský, Magda Vásáryová, Jerzy Kamas. A remake of the 1948 atomic-age film, "Krakatit", by the same director. A scrupulous scientist is in the throes of a serious ethical dilemma after creating a highly-efficient explosive which may bring immeasurable suffering to mankind.