1.
Chloe Bridges, who’s married to Adam Devine, guest-starred on Season 2 of his show The Righteous Gemstones.
2.
Macauley Culkin, who is engaged to Brenda Song, guest-starred on the first season of Dollface.
3.
Also, Andrew W.K. and Kat Dennings just got engaged, and he appeared on an episode of her show Dollface.
4.
Erin Darke has been publicly dating Daniel Radcliffe since 2012, and she guest-starred on the most recent season of Miracle Workers.
5.
Julius Tennon has been married to Viola Davis since 2003, and he guest-starred on How to Get Away With Murder.
6.
Billy Magnussen, who was dating Meghann Fahy at the time, played her character’s ex-boyfriend on The Bold Type.
7.
Dax Shepard is married to Kristen Bell and played a demon on an episode of The Good Place.
8.
Mary Steenburgen has been married to Ted Danson since 1995, and she also appeared on The Good Place.
9.
Jason Ralph, who is married to Rachel Brosnahan, guest-starred on Season 4 of The Marvelous Mrs. Maisel (and is confirmed to return for Season 5).
10.
Chris Pratt guest-starred on an episode of Mom back when he was still married to Anna Faris.
11.
Hilarie Burton Morgan is married to Jeffrey Dean Morgan, and she made a cameo as Lucille on The Walking Dead.
12.
Megan Mullally guest-starred as Tammy II, Ron’s ex-wife, on Parks and Recreation. Megan has been married to Nick Offerman for 19 years.
13.
Nick Offerman also starred on Megan’s show, Will and Grace, two different times as two different characters.
14.
Ryan Michelle Bathe has been married to Sterling K. Brown since 2007, and she guest-starred on a few episodes of This Is Us.
15.
Alexis Denisof and Alyson Hannigan married in 2003, after meeting on Buffy the Vampire Slayer. Then, he played Sandy on Alyson’s show, How I Met Your Mother.
16.
Taran Killam has been married to Cobie Smulders for 10 years, and he was on a few episodes of her show How I Met Your Mother too.
17.
David Burtka is married to Neil Patrick Harris, and he also appeared on a few episodes of How I Met Your Mother.
18.
Mila Kunis played a tourist named Vivian on her husband Ashton Kutcher’s show Two and a Half Men.
19.
Adam Brody is married to Leighton Meester in real life, and he guest-starred on her show Single Parents.
20.
Jason Ritter is married to Melanie Lynskey, and he guest-starred on her show Candy.
21.
Justin Timberlake, who’s married to Jessica Biel, also guest-starred on her show Candy.
22.
Kelly Ripa is married to Mark Consuelos in real life, and she played his mistress on Riverdale.
23.
Danneel Ackles is married to Jensen Ackles, and she appeared on a few episodes of his show Supernatural.
24.
Troian Bellisario is married to Patrick J. Adams, and she appeared on his show Suits.
25.
Patrick J. Adams also appeared on Troian Bellisario’s show Pretty Little Liars in hopes of winning her back…and it definitely worked because they got married in 2016.
26.
David Fumero has been married to Melissa Fumero since 2007, and he appeared on an episode of Brooklyn Nine-Nine.
Obviously, we can’t fit everyone in one post, but tell us YOUR favorite celebrity S.O. cameos in the comments!
Source: https://www.buzzfeed.com/laurengarafano/celebrity-partners-cameo-on-tv-shows