By Stephen Collins What pleasure the play offers comes in the characters Hare has carved from fragments of history. Roger Allam, almost unrecognisable as John Christie, does a superb job, totally transforming himself into a funny, fussy, oddly dressed Opera lover. He makes eccentricity part of the fibre of Christie and superbly shows his extremes: his anger about Glyndebourne when things don't go his way; his gentle …
