Zena Walker Actor or Actress (12) Heartbeat (1992) Agatha Christie's Poirot (1989) The Dresser (1983) The Likely Lads (1976) Cromwell (1970) The Reckoning (1970) The Prisoner (1967) Girl in the Headlines (1963) Sammy Going South (1963) The Traitors (1962) The Hellions (1961) Danger Tomorrow (1960)