15 On-Screen Couples With Undeniable Chemistry

Nothing makes you believe a movie's storyline better than co-stars with chemistry. As we gear up to watch Idris Elba and Taraji P. Henson play arch enemies in the upcoming thriller No Good Deed, we just couldn't help looking at what a good looking pair they make. From Carmen Jones to Think Like a Man, here are 15 films with the sexiest co-stars.