The Umbrella
- Episode aired Mar 16, 1966
It is called the Umbrella Project. Once it is in operation, all of Britain will be protected from aerial attack. But someone has threatened to sabotage the project by breaching security - Sm... Read allIt is called the Umbrella Project. Once it is in operation, all of Britain will be protected from aerial attack. But someone has threatened to sabotage the project by breaching security - Smith and Hurst must discover who.It is called the Umbrella Project. Once it is in operation, all of Britain will be protected from aerial attack. But someone has threatened to sabotage the project by breaching security - Smith and Hurst must discover who.