The Gist: Egon has mentored a new team of Ghostbusters, much to the amusement of a sceptical Peter. When his protégés notice Egon behaving erratically, it becomes apparent he’s been possessed by the returned spirit of Gozer, and is attempting to reopen an inter-dimensional portal. The new team must track down Ray and Peter (and Winston, if you like) to stop their old friend flushing Earth down the swanny.

Pros: A neat way of pairing the fresh-faced new Ghostbusters (we’re thinking eager, clean-cut, wholesome types like Chris Pine) with the grizzled old guard.

Cons: Do we need a new villain, rather than Gozer? Maybe, although he is the seminal GB big bad. Vigo the Carpathian didn’t quite measure up…