Dark Angel (2000–2002, set in an apocalyptic future Seattle after an electromagnetic pulse)
Davis Rules (1991-1992) set outside Seattle. (Jonathan Winters, Randy Quaid & Bonnie Hunt)
Dead Like Me (2003–2004, almost none of the show was filmed in Seattle or showed recognizable locations)
The Diary of Ellen Rimbauer (2003 miniseries)
Dirk Gently's Holistic Detective Agency (2016 TV series)
Domestic Life (1984 Sitcom)
Dumb & Dumber (A 1995 episode of the short-lived animated series entitled "Senseless in Seattle" took place in the city, most notably in the Space Needle)
F
Frasier (1993–2004, set in contemporary Seattle. One episode shot on location in Seattle.)
G
Grey's Anatomy (2005–present)
H
Here Come the Brides (1968–1970, set in Seattle in the early years of settlement)
Six Feet Under (2001–2005), episode "Driving Mr Mossback"
Station 19 (2018-present)
Seattle Firefighters
T
Almost Home (1993)
Traffic (2004 miniseries)
Travelers (2016-2019)
Twin Peaks (1990–1991 TV series and 1992 movie, set in northeast Washington, was filmed in the towns of North Bend and Snoqualmie, about a half-hour outside of Seattle. Seattle is referenced a few times in the series.)