Norma West is a British actress. Born in Cape Town, South Africa, her best known television appearance was as Queen Elizabeth of York in the BBC series The Shadow of the Tower (1972). She played the part of Number 6's observer in the Patrick McGoohan's surreal, spy series The Prisoner. She also had roles in the TV programmes Danger Man, Mr. Rose, Ace of Wands, Crown Court , A Touch of Frost, Lovejoy, The Ruth Rendell Mysteries. Other television roles included The Case-Book of Sherlock Holmes feature length episode The Master Blackmailer (1992) as Lady Diana Swinstead, and an adaptation in the Miss Marple series, The Murder at the Vicarage (1986) with Joan Hickson. She played Hilary in the television adaptation of John le Carré's Smiley's People (1982) and the role of Wilhelmina Lawson in Agatha Christie's Poirot - Dumb Witness (1996).