18 Celebs Who Guest-Starred on their Significant Other's TV Shows
Sarah Hyland on Shadowhunters (with boyfriend Dominic Sherwood, not pictured)
John Medland/Freeform
Zach Gilford on Kingdom (with wife Kiele Sanchez)
Erik Heinila/DirecTV
Troian Bellisario on Suits (with husband Patrick J. Adams)
Ian Watson/USA Network
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Chris Pratt on Mom (with wife Anna Faris)
Michael Yarish/CBS
Patrick J. Adams on Pretty Little Liars (with wife Troian Bellisario)
William H. Macy on Sports Night (with wife Felicity Huffman)
Amy Poehler on Arrested Development (with then-husband Will Arnett)
Fox
Will Arnett on Parks and Recreation (with then-wife Amy Poehler)
Paul Drinkwater/NBC
Julia Roberts on Law and Order (with then-boyfriend Benjamin Bratt)
Ron Galella, Ltd./WireImage
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Megan Mullally on Parks and Recreation (with husband Nick Offerman)
Chris Haston/NBC
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Brad Pitt on Friends (with then-wife Jennifer Aniston)
Danny Feld/NBCU Photo Bank
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Tate Donovan on Friends (with then-girlfriend Jennifer Aniston)
Alice S. Hall/NBC/NBCU Photo Bank via Getty Images
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Talia Balsam on Mad Men (with husband John Slattery)
Carin Baer/AMC
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Denise Richards on Two and a Half Men (with then-husband Charlie Sheen)
Tony Esparza/CBS via Getty Images
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Nancy Carell on The Office (with husband Steve Carell)
Justin Lubin/NBCU Photo Bank
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Mila Kunis on Two and a Half Men (with now-husband Ashton Kutcher)
Sonja Flemming/CBS via Getty Images
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David Arquette on Friends (though he never shared a scene with then-wife Courteney Cox)
NBC
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Lindsay Lohan on That '70s Show (with then-boyfriend Wilmer Valderrama)
Everett Collection
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