Criminal Minds Foyle's War Inspector Morse Endeavour Lewis Wallender (BBC has one version, then there's a Swedish version with subtitles) Inspector Lynley Law and Order: Criminal Intent
More lighthearted:
Midsomer Murders Miss Fisher's Murder Mysteries Death in Paradise New Tricks Partners in Crime
Re: Crime shows?
Criminal Minds
Foyle's War
Inspector Morse
Endeavour
Lewis
Wallender (BBC has one version, then there's a Swedish version with subtitles)
Inspector Lynley
Law and Order: Criminal Intent
More lighthearted:
Midsomer Murders
Miss Fisher's Murder Mysteries
Death in Paradise
New Tricks
Partners in Crime