The Secret Service

1x11 School For Spies

Air Date: 1969-11-30

Runtime: 30 minutes

Overview: Father Unwin discovers that a gang of bogus vicars are responsible for a series of sabotage attacks on military installations and vehicles. After one ofthe gang is hospitalised after their latest venture, Unwin masquerades as his replacement, a demolition expert, to infiltrate the gang, but he is soon exposed as an imposter.