Margaret Courtenay as Dolly Bantry in 1980
Margaret Courtenay was a British actress, who portrayed two different roles in two different adaptations of Agatha Christie's novel The Mirror Crack'd from Side to Side.
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- 1955, May 9th to 14th - Peril at End House (Wolverhampton Repertory Company production), unknown part
- 1980 - The Mirror Crack'd as Dolly Bantry
- 1981 - Cards on the Table (U.K. tour) as Ariadne Oliver
- 1990 - The Sittaford Mystery (BBC Radio 4) as Caroline Percehouse
- 1992 - Miss Marple, The Mirror Crack'd from Side to Side as Miss Knight