Tony Bancroft , the award-winning veteran animator, director and producer whose credits include classic Disney films such as “Mulan,” “The Lion King,” “Aladdin” and “Beauty and the Beast,” will be making his first appearance at this year’s Animayo Gran Canaria festival in Spain, where he will be discussing his work and career and present Avery Kroll’s acclaimed animated short “The Piano.” Bancroft will lead the in-person workshop, “Visual Storytelling: Think Like an Artist, Tell Like a Director,