Sometimes TV actors spend so much time pretending to be in love with their costar that the butterflies in their stomach become real. Their love story plays out behind the scenes while their characters' plays out on camera.
3.Mariska Hargitay has played Olivia Benson on Law & Order: Special Victims Unit since 1999; Peter Hermann was also a cast member, playing Trevor Langan, from 2002 to 2019, then returned in 2021.
6.Kelly Ripa played Hayley Vaughan on All My Children from 1990 to 2002 and reprised her role in 2010, and Mark Consuelos played Mateo Santos from 1995 to 2002 (taking over the role from Tito Ortiz) and reprised his role in 2010.
7.Sophia Bush played Brooke Davis on One Tree Hill from 2003 to 2012, and Chad Michael Murray played Lucas Scott from 2003 to 2009, then returned in 2012.
They got married in 2005, separated after a few months, then finalized their divorce in 2006.
8.Eliza Taylor and Bob Morley played Clarke Griffin and Bellamy Blake on The 100 from 2014 to 2020.
9.Jared Padalecki played Sam Winchester on Supernatural from 2005 to 2020, and Genevieve Cortese took over the role of Ruby (who was previously played by Katie Cassidy) in 2007.
11.Alyson Hannigan played Willow Rosenberg on Buffy the Vampire Slayer and Angel from 1997 to 2003, and Alexis Denisof played Wesley Wyndam-Pryce from 1999 to 2004.
15.And finally, Kaitlin Olson and Rob McElhenney have been playing Deandra "Sweet Dee" Reynolds and Ronald "Mac" McDonald on It's Always Sunny in Philadelphia since 2005.