4/5. Irene is kept on the move by her island-hopping employees so is unable to prevent Lesley sending
Christopher, Irene's treasured only son, out to Moscow to bring back Vera. When Vera explains that she and Christopher are to go on a dangerous mission for MI6, Irene takes the desperate step of appealing to Nellie
Thoroughgood (Susan Jameson ), Chris's adoptive mother, for help. For cast and details see Monday Repeated from 10.45am