a WGBH production in association with the British Broadcasting Corporation for Nova ; written and presented by David McCullough ; produced and directed by Carl Charlson
Galatée Films presents a co-production Galatée Films, France 2 Cinéma, France 3 Cinéma ... [and others] ; produced by Jacques Perrin, Christophe Barratier ; co-directed by Jacques Cluzard, Michel Debats