This movie is the second one in which Julia Roberts plays a character called Isabel, as she played Isabel in “Stepmom”.
This is the first time stars Julia Roberts and Owen Wilson work together.
“Wonder” is the second time Jason Tremblay stars in a movie based on a novel from the perspective of a child.
The second Stephen Chbosky movie to be based on a novel, the first being “The perks of being a Wallflower”.