By Laurence Marks and Maurice Gran. You can have too much money. Graham Slater has 200 billion pounds to get rid of, since most of the world's toxic loans have materialised in his office - which happens to be in a parallel universe. Graham ...... Stephen Mangan Griselda ...... Rebecca Front Dottie ...... Phyllida Law Laz ...... Toby Longworth Mrs Grayson ...... Polly Frame Cabby ...... Matt Addis Directed by Laurence Marks and Maurice Gran. A CPL production for BBC Radio 4.