All 9 to 10 out of 10, great TV. Sticking to @HWT's "last 30 years".
Nordic Noir
Wallender
Beck
The Killing
The Bridge
Borgen
US series
House of Cards
The Americans
Bosch
Breaking Bad
UK dramas
Random Quest (only shown on BBC4 in 2007)
Any Human Heart (Jim Broadbent, 2010)
Doctor Foster...