Agatha Christie is one of the most adapted writers of all time. These adaptations, however, have often been critiqued as nothing more than gentle exercises in period nostalgia. If this is the case, it raises the question of why have they attracted some of the most brilliant actors to star in them. This talk goes on a trip through decades of Christie adaptation, exploring how the performances of John Gielgud, Maggie Smith, Albert Finney, Angela Lansbury, Charles Laughton, and Peter Ustinov (to name but a few) help to express the uniquely eccentric world of Christie’s work.