Tracy Pollan and Michael J. Fox
Tracy and Michael have been together and married for over 30 years. They met on Family Ties, but she was already in a relationship with Kevin Bacon, and he was dating Nancy McKeon. Still, he became famous through Back to the Future, left McKeon, and got with Tracy, who he’s still with today.
Christine Taylor and Ben Stiller
Ben and Christine met during filming for Heat Vision and Jack, which was a pilot that never came to be. Still, they felt it was a life-changing event, and they got married in 2000. They’ve even worked together for many films, and though they separated in 2017, they have since reconciled.