Glory Days 1988

Directed by Robert Conrad

A married middle age man with two children who are in college, who also didn't finish college decides to go and enroll at his kids' college. He also decides to try out for football, and makes the team. He becomes a phenom. But all of this causes friction between him and his son, and also trouble between him and his wife, who wants him to quit the team. But he chooses to stay with it.