Sherlock Holmes (Benedict Cumberbatch), above, Hercule Poirot (David Suchet) and The Killing's Sarah Lund are among the super sleuths who will battle for the new title of best detective at next year's National Television Awards

Sherlock Holmes (Benedict Cumberbatch), above, Hercule Poirot (David Suchet) and The Killing's Sarah Lund are among the super sleuths who will battle for the new title of best detective at next year's National Television Awards.