A wealthy industrialist's plan to snare a Nazi sympathizer goes awry when the secret plans for a new fighter plane inexplicably go missing.
Episode rating
Cast of episode
90
6
3
2
- Hercule Poirot
- Captain Hastings
- Miss Lemon
- Chief Inspector Japp
- Tommy Mayfield
- Mrs. Vanderlyn
- Lady Mayfield
- Richard Abernethie
- Lady Carrington
- Reggie Carrington
- Carlile
- Chauffeur
- Sergeant