An American diplomat and his wife arrive in London, and are soon involved in a series of confusing and sometimes frightening events
| Actor | Role |
|---|---|
 Marsha HuntJudy Anderson | Judy Anderson |
 Paul CarpenterRay Anderson | Ray Anderson |
 Henry OscarThe Chief | The Chief |
 Honor BlackmanMarcelle | Marcelle |
 Marne MaitlandPhilip | Philip |
 John McLarenJack Gordon | Jack Gordon |