Bradley Cooper, Julia Roberts and Patrick Dempsey will star in the film, which focuses on five Los Angeles-based stories that intersect on Valentine’s Day.
Foxx will play a sports reporter and Latifah will portray an agent for Dempsey's Grey’s Anatomy star Eric Dane, according to The Hollywood Reporter.
Roberts' niece Emma also has a role in the film, as do Jessica Alba, Jessica Biel, Anne Hathaway, Jennifer Garner and Ashton Kutcher.