Roald Dahl Creator, Self, Writer Alfred Burke Herbert Actor Amanda Redman Anna Warrack Actor Betsy Blair Mrs Wilbur Actor Joss Ackland Jack Cutler Actor Bill Maynard Merv Pottinger Actor Bernard Miles Mr Rummins Actor Patricia Quinn Phyl Tinker Actor Pat Keen Vera Actor James Faulkner Patrick Actor Stephanie Cole Miss Harrison Actor Raymond Francis Mr Peckham Actor Godfrey James Claud Actor Roger Brierley Jack Parsons Actor Tim Bentinck Meech Actor John Gill Alec MacTaggart Actor Geoffrey Lumsden Solicitor Actor Pauline Letts Joan Wilcox Actor Paul Sherman Jack Cutler Actor Giles Phibbs Bus Conductor Actor Alan Gibson Director Giles Foster Director Philip Dudley Director Julian Bond Writer Chaim Bermant Writer Robin Chapman Writer Johnny Byrne Writer Julian Bond Writer John Bruce Director Doug Morgan Writer Julian Symons Writer Robert Quigley Writer Elizabeth Taylor Writer Tonita S. Gardner Writer John Rosenberg Producer Ronald Harwood Writer John Woolf Executive Producer Ron Grainer Music