Gardai are almost certain that missing film producer Mr Robert Walpole flew to London on Friday, writes Eamon Timmins. A Garda spokesman said they were using security camera footage to confirm the producer flew to Britain, either late on Thursday or on Friday. Mr Walpole's case would continue to be treated as a missing person until gardai were certain he had gone to London, the spokesman said. Mr Walpole (34) produced the hit Irish film I Went Down.