Chris Parnell, who plays Rebel Wilson's father in the film, is only 13 years older than her.
All the books that Seth is seen either holding or scanning have some relationship to the movie. "The Time Machine", "The Wave" and "Lord of the Flies",
The movie is set in Maryland but filmed in Georgia.
Mandy Moore sings "Candy" in the beginning of the movie. Justin Hartley (adult Blaine) plays her son in the series This is Us.