In ‘Love Story: John F. Kennedy Jr. & Carolyn Bessette,’ Sarah Pidgeon took on the role of a woman so iconic that the actor’s hair color sparked a major furor before a single frame had aired. Alongside Paul Anthony Kelly as JFK Jr., Pidgeon plunged back in time to 1990s Manhattan to play a couple akin to American royalty. Now, Pidgeon reflects on her experience, with insights from series creator Connor Hines, Kelly, Grace Gummer and director Max Winkler. From winning over a skeptical fandom, to the responses of Daryl Hannah and JFK Jr.’s nephew Jack Schlossberg, to what Pidgeon and Hines will do next — this is how they made FX’s most-watched limited series of all time.