From Wikipedia, the free encyclopedia. Billie Honor Whitelaw, CBE (born 6 June 1932) is an English actress of both stage and film. She worked in close collaborration with Irish playwright Samuel Beckett for 25 years and is regarded as one of the foremost interpreters of his works. She is also known for her portrayal of Mrs Baylock, the demonic nanny in The Omen. Description above from the Wikipedia article Billie Honor Whitelaw licensed under CC-BY-SA, full list of contributors on Wikipedia.