Michael Kitchen Arthur Actor Jeremy Clyde Charlie Prince Actor Brewster Mason Mr Horton Actor Rachel Kempson Mrs Mason Actor Judi Bowker Ann Actor Andrew MacLachlan Metal Dealer Actor Richard Barnes Metal Dealer Actor Judy Liebert Metal Dealer Actor Carl Andrews Postman Actor David Arlen Postman Actor John Bruce Director Denis Cannan Writer Stanley Ellin Writer John Rosenberg Producer John Woolf Executive Producer Ron Grainer Music