Does anyone remember when Channel 4 was a politically and artistically radical station: Czech animations, French filth, hard-hitting investigative journalism, weird comedy? If so, you're clearly quite old, because now it just shows tat for brain-damaged 13-year olds at the behest of advertisers.
I liked Nightingales - a wonderful, odd sit-com. It's set in an office block (filmed in Birmingham), at night, and the characters are all security guards, so it's got all the ingredients for success: an enclosed space, an enclosed community and a degree of oddity, not least in the characterisation: losers, poseurs and a dead man. And Robert Lindsay, when he was famous for quality acting (like the landmark political thriller GBH, which you can watch here), not My Family.
Here's a clip: