It is no exaggeration to say that Sergei Bondarchuk’s 1960s adaptation of the Leo Tolstoy novel “War and Peace” is a singular feat of filmmaking that can never be repeated. If it were, a director would have to match the resources at Bondarchuk’s disposal — a virtually unlimited budget, props from Russia’s great museums, thousands of extras from the Soviet army — and engineer sprawling battle sequences using no computer-generated effects. The extraordinary support behind “War and Peace” is apparent in every lavish frame of its seven-plus hours, and it is staggering to witness — even more so in the...