Television News 'Grey's Anatomy' casts 'Nashville' alum Chris Carmack for Season 15 08/03/2018 "Grey's Anatomy" will feature former "Nashville" star Chris Carmack in Season 15. Read More RELATED NEWS From Tokyo to Las Vegas: Taylor Swift's flight to Super Bowl LVIII'Chucky' Season 3 trailer released by USA Network and Syfy'Quantum Leap' Season 2 visits L.A. riots, Salem Witch Trials, and more TAGS: Jessica Capshaw Chris Carmack Shonda Rhimes Sarah Drew Kim Raver Grey's Anatomy Nashville The O.C.