September 21, 1969 · 30 min
Unwin and Matthew are put on the case when the Ambassador of Dreisenberg attempts to smuggle a stolen mini-computer out of the country.
September 28, 1969 · 30 min
Unwin and Matthew are sent to investigate the sabotage of several desalination plants with the help of Agent Blake.
October 5, 1969 · 30 min
Unwin and Matthew are on the case when enemy spy George Grey escapes from a maximum security prison and disappears over the estate of Sir Humphrey Barton.
October 12, 1969 · 30 min
Unwin and Matthew are sent to plug a security leak for a top-secret project.
October 19, 1969 · 30 min
Unwin is assigned to accompany a bullion train after an attempted robbery.
October 26, 1969 · 30 min
Unwin and Matthew are puzzled when they're assigned to investigate a security leak regarding an early warning satellite.
November 2, 1969 · 30 min
Unwin must pose as an army officer in order to prevent the sabotage of an experimental new tank.
November 9, 1969 · 30 min
When Unwin takes to bed from sunstroke, he has an extraordinary dream. Can he and Matthew survive their dangerous journey in Gabriel, the flying car, and deliver medical supplies to plague-ridden Africa?
November 16, 1969 · 30 min
Unwin encounters trouble in his parish when a local scientist is held hostage and forced to complete work on a prototype ultrasonic rifle so that mercenaries can shoot down a new jet.
November 23, 1969 · 30 min
Unwin visits a health farm in order to keep tabs on one of the residents, a notorious spy named Sakov, and is baffled when Sakov manages to engineer the crash of a test car whilst secured in a treatment room.
November 30, 1969 · 30 min
Unwin infiltrates a gang of saboteurs posing as priests, but will he be discovered before he reveals their nefarious schemes?
December 7, 1969 · 30 min
Unwin is assigned to protect the King of Muldovia from his brother's assassination attempts. When the flight crew of their plane is incapacitated, Unwin ends up having to pilot the plane himself!
December 14, 1969 · 30 min
Unwin and Matthew are sent to retrieve two counterfeiting plates from the devious duo of Lord Edward and Lady Martha Hazlewell.
