Which married actors or actresses have fallen in love on the set with a co-star who was not his or her spouse?

Ryan Reynolds married Scarlett Johansson in 2008.

Ryan Reynolds met Blakey Lively on the set of “Green Lantern” in July 2010.

In December 2010, Ryan and Scarlett announced they were splitting,

—“After a long and careful consideration on both our parts, we’ve decided to end our marriage”—-

Ryan and Blake——“kept in touch but sort of casually”.

Ryan says in 2011,

—“We were friends and buddies, and then about a year later, we went on a double date but we were dating separate people”—-

Ryan and Blake marry in a secret ceremony in 2012.

Fast forward 10 years, Blake says, “I honestly can’t believe we’re still married”.