It is one of the greatest dilemmas in popular telly – when to persist with a popular franchise now long in the tooth, and when to mothball it, only to drag it out of the store cupboard, to enchant a whole new generation of TV viewers.
In recent years, we have seen such enduring favourites as Blind Date, Top Gear, and Robot Wars revamped and retuned, with the aim of recapturing loyal audiences and attracting new ones. We have seen The Great British Bake-Off switch channels and talent and receive just as much love and adoration on Channel 4 as it did on BBC. In pay TV, Wheeler Dealers, has even switched countries and not broken step in performance or reputation. Other revamps have not been so lucky. The key question is: when do you stick and when do you twist? In the company of four experienced TV executives intimately acquainted with one of TV’s great gambles, we find out….