Warwick Davis and Joanne Whalley join executive producer Jon Kasdan to discuss the 34-year wait for a “Willow” sequel series. Val Kilmer’s character Madmartigan is confirmed as a major part of the story. Cast members Ruby Cruz, Ellie Bamber, and Erin Kellyman share their experiences discovering the original 1988 film, physical training for sword fighting, and what to expect from the new series.