Career
He has directed for both film and television In the latter capacity he has directed episodes of a joint French-Czechoslovakian television series based on the Maigret novels of Georges Simenon. His 1971 film Petrolejové lampy, was entered into the 1972 Cannes Film Festival.
His 1976 film Den pro mou lásku was entered into the 27th Berlin International Film Festival.
Herz is of Jewish origin.