When a German saboteur jeeringly predicts to the nation new depredations, via their radio "Voice of Terror", the Intelligence Inner Council summons Sherlock Holmes (Basil Rathbone) to help in the crisis.
Directed byJohn Rawlins
Written byLynn Riggs, John Bright, Arthur Conan Doyle
CountryUnited States
Runtime65 min
On screen
Basil Rathbone
Nigel Bruce
Evelyn Ankers