Over in the Us, The Mentalist finally played its trump card last Sunday (November 24) and revealed the true face of Red John.
Yes, the brutal nemesis of Patrick Jane (Simon Baker) was unmasked - though UK viewers will still have to wait a few weeks before the game-changing episode is broadcast on Channel 5.
But it begs the question... can The Mentalist go on without its driving force and chief boogeyman? Here's five other TV shows that did survive a creative revamp...
> The Mentalist: Red John finally unmasked - Have your say
When Blake's 7 star Gareth Thomas decided to depart the BBC sci-fi drama back in 1979, the show's producers were faced with the difficult task of producing a third series without their title character. Rather than replace Blake outright, they decided to have Paul Darrow's wily