‘Universal appeal’: Celebrity Traitors producer reveals secrets to its success

Over 10m people have tuned in for episodes of new season of BBC hit as mass TV audiences become increasingly rare

For the celebrities chosen as traitors in the BBC's juggernaut reality show, the task is simple - kill off fellow contestants without getting caught.

Yet with the new series of Celebrity Traitors once again attracting huge audiences, its UK producers are delighting in one of the show's more wholesome qualities - its popularity is staving off the death of television's ability to unite the nation.