The exterior of the Waves' stadium shown in clips is actually a slightly CG modified arena in Glasgow, Scotland - the OVO Hydro.
Isla is looking into converting into Judaism but Kate Hudson was raised Jewish because her mom Goldie Hawn is Jewish.
Isla is referred to as a Nepo Baby. In real life, both Kate Hudson and Chet Hanks are Nepo Babies (their parents are, respectively, Goldie Hawn and Bill Hudson, and Tom Hanks and Rita Wilson.)
The Waves play the fictional Minnesota Frost. in reality, the Minnesota Frost is a Women's Professional Hockey League team.