The coming-of-age story of the Grace Family, as they move from New York to Michigan and into their family's ancestral home. Upon arrival, the family not only uncovers mysteries hidden inside their great grandfather's Spiderwick Estate, but also discovers a secret, fantastical world around them.

Joy Bryantas Helen Grace
Noah Cottrellas Simon Grace
Lyon Danielsas Jared Grace
Mychala Leeas Mallory Grace
Jack Dylan Grazeras Thimbletack (voice)
Christian Slateras Mulgarath / Dr. Dorian Brauer
Alyvia Alyn Lindas Calliope
Charlayne Woodardas Lucinda Spiderwick
Aria Mia Lobertias Valentina
Patty Guggenheimas Stacy Varnow
Aron Eli Coleite
Aska Matsumiya