There has been some buzz surrounding this film in the run up to it's release and Brad Pitt is always a major box office potential but Superman will seriously effects it's box office and probably stop being a number one hit.
Ethan Hawk and Julie Delpy continue their relationship onscreen on Before Midnight, the third film to feature these characters. Again directed by Richard Linklater.
The series has a fan base, but it's small and the film will have the same impact on home video so a top 10 hit is probably on the cards.
Finally Dwayne Johnson stars as a desperate father searching for the truth in Snitch.
Johnson has a fan base but the subject matter may turn people off, this may miss out on the top 10 altogether.