tv 70s programme murder mystery

[cardiy]

Does anyone remember a tv programme late at night in the 70s i think it was a murder mystery plot and at the beggining there was a windmill or a house?

 

[EngStudent]

Whodunnit??

Edit: Managed to find the opening credits. It's not Whodunnit?!

 

[Alastairreid]

A shot in the dark

http://www.dailymotion.com/video/x82luh_thriller-tv-series-titles_creation

friday nights 10pm i think!

 

[wreckedit]

Journey to the unknown may be?

http://www.youtube.com/watch?v=iwC_zI8JfHA

Not a windmill but a fairground ride.

 

[cardiy]

Thriller that might be it,i remember the screen like looking through a fish bowl,but i dont see the windmill thanks all.