Directed by
| Lorenzo Salveti | ||
Writing Credits (in alphabetical order)
| Agatha Christie | ... | (play) |
| Lorenzo Salveti | ... | (adaptation) |
Cast (in credits order)
 |
Antonio Piovanelli | ... | Raynor |
|
|
Laura Tavanti | ... | Lucia |
|
|
Gisella Sofio | ... | Miss Amory |
| Brizio Montinaro | ... | Richard | |
|
|
Marina Confalone | ... | Barbara |
|
|
Adolfo Geri | ... | Sir Claud |
| Nello Mascia | ... | Carelli | |
|
|
Paolo Ferrari | ... | Poirot |
| Vittorio Congia | ... | Hastings | |
|
|
Donato Castellaneta | ... | Japp |
Cinematography by
| Ugo Settembre | ||
Costume Design by
| Gaia Romanini | ... | (as Gaia Romanini Rossetti) |