As the threat of world war looms large, Poirot seeks the help of friends both old and new when he is pitted against a dangerous group of dissidents responsible for a series of violent murders.
Episode rating
Cast of episode
88
5
4
4
- Hercule Poirot
- Captain Hastings
- Chief Inspector Japp
- Miss Lemon
- George
- Tysoe
- Ingles
- Abe Ryland
- Madame Olivier
- Stephen Paynter
- Dr. Quentin
- Savaranoff
- Mabel
- Flossie Monro
- Jonathan Whalley
- Mrs. Andrews
- Inspector Meadows
- Robert Grant
- Diana Paynter
- Gerald Paynter
- Edmund Drake
- Cat