It goes without saying (but we’ll say it anyway) that about a million times more people will see “Captain America: Civil War” this weekend than any of the films listed below. And there’s absolutely nothing wrong with that. It’s a crackerjack action film, designed to release a flood of serotonin into the brain of any Marvel Comics fan who watches it. But viewers looking for other options may feel stymied by its ubiquity. That’s what we’re here for.