There is a scene where Rob Lowe's character is wearing a Mustang's #10 shirt, an homage to Youngblood (1986) where he, portraying Dean Youngblood, was #10 for the Mustangs.
On set in Ontario, a homeless man wandered onto the set and was caught stealing food from the lunch table. Drake intervened and the man was later on set as an extra.
Anupam Kher starred in Gurinder Chaddha's 2002 release Bend It Like Beckham which had a similar plot where the parents don't approve of their daughter playing football (soccer)
In the last scene on the ice, you can see Jesus Christ's face in the ice.