It's been a while since anyone discussed Roman Polanski as a film-maker, but let me put aside for now such words as "extradition" and "house arrest" in order to proclaim the giddy brilliance of his new thriller, The Ghost, which premiered last week at the Berlin Film Festival.

The picture is adapted from Robert Harris's scurrilous novel about a ghostwriter (played by Ewan McGregor), hired to produce the memoirs ... read more