10. Scarlett Johansson and Chris Evan
Before they put on their superhero costumes for their role in Marvel’s Avengers films, Scarlett Johansson and Chris Evans crossed their paths in “The Perfect Score”. This didn’t end there – the two also played as couple in “The Nanny Diaries”.
Johansson and Evan, who became close friends, have appeared in multiple movies in the Marvel Cinematic Universe. They two have starred in more then half a dozen marvel films while playing as Black Widow and Captain America.