The ending of Mr. & Mrs. Smith includes plenty of action and romance, but the biggest question is whether John (Brad Pitt) and Jane (Angelina Jolie) manage to reignite the spark in their relationship.

You're forgiven if you mainly think of Mr. & Mrs. Smith as the movie that brought Angelina Jolie and Brad Pitt together. The Doug Liman-directed action thriller about married assassins who don't know ...