The American Couple
- A young American husband and wife travelling on the Orient Express under Menkaph’s wing
- Menkaph is posing as their spiritual adviser. Per Bentley Burnham, she likely went to Paris to collect them before joining the train
- The husband drinks heavily and is afraid of her
- Menkaph has some hold over the wife that the party has not yet identified
- Not yet seen face to face by the party. Whether they are victims, accomplices, or bait is unknown