Jack Black | Jonathan Barnavelt | |
Owen Vaccaro | Lewis Barnavelt | |
Renée Elise Goldsberry | Selena Izard | |
Sunny Suljic | Tarby Corrigan | |
Braxton Bjerken | Woody Mingo | |
Charles Green | Soda Jerk |
Cate Blanchett | Florence Zimmerman | |
Kyle MacLachlan | Isaac Izard | |
Colleen Camp | Mrs. Hanchett | |
Lorenza Izzo | Mother | |
Vanessa Anne Williams | Rose Rita Pottinger | |
De'Jon Watts | Clark |