61 mins | Mystery | May 1, 1963
61 mins | Mystery | May 1, 1963
| IMDb rating | 5.5 |
| Producers | Butcher's Film Service |
| Original title | Echo of Diana |
| Directors | Stuart Freeman, Marjorie Lavelly, Ernest Morris |
| Writers | Reginald Hearne |
as Bill Vernon
as Joan Scott
as Colonel Justin
as Pam Jennings
as Miss Green
as George
as Kovali
as Fisher
as Harris
as Phil Scott
as Newsagent
as Photographer
as Caretaker
as Police Sergeant
as Barman
as Kovali's Secretary
as Security Officer