Who today has heard of Jan Mikolasek (1887-1973), once revered as a celebrated faith healer who is said to have helped millions (including the Communist president of Czechoslovakia and Nazi bigwig Martin Bormann) with his herbal remedies? A figure of blinding light and darkest shadow, he springs ambiguously to life in director Agnieszka Holland’s fascinating period drama Charlatan, in a dazzling perf by top Czech actor Ivan Trojan.