Photo: STF/AFP via Getty Images More than five decades ago, comedian Jerry Lewis directed and starred in The Day the Clown Cried, a film about a German clown who is promised freedom if he leads Jewish children to their deaths at a concentration camp during the Holocaust. There was plenty of public skepticism about both the project’s premise and how it would be executed — Lewis hadn’t yet shown off his dramatic acting abilities in Martin Scorsese’s The King of Comedy; at the time, he was mostly known for comedic roles in movies such as The Nutty Professor. Ultimately, The...