In his films he devoted himself to documentary portraits of prominent personalities - True of Fairaizl, Unknown Known Milos Kopecky, Little Star does not fit a brilliant child actors Tomáš Holý - a powerful story from the time of totalitarian Czechoslovakia - The trial of Professor Vacková and, Justice for Marie Svejdova. He drew attention to himself and other documents which shows hidden or unknown events and phenomena from the period of the Czechoslovak Communist past - the phenomenon of collaboration with the communist secret police in the film I did not hurt anyone or military experiments with LSD in the socialist Czechoslovakia, is a film LSD made in ČSSR.