In December 1926, at the height of her fame, Agatha Christie became front-page news when she vanished in bizarre circumstances from her home. In a case of life imitating art, this whodunnit explores the investigation behind her disappearance, strangely resembling an Agatha Christie novel itself where everyone in her life became a suspect.
| Actor | Role |
|---|---|
 Felicity JonesAgatha Christie | Agatha Christie |
 Vincent CasselNot listed | Not listed |
 Ryan McParlandNot listed | Not listed |
 Ben HardyNot listed | Not listed |
 Stacy MartinNot listed | Not listed |
 Nicole Elizabeth BergerNot listed | Not listed |
 Oliver TrevenaNot listed | Not listed |
 Alfie AllenNot listed | Not listed |