Poster of Cast and Crew in The Secret Service - Season 1 - Episode 3 - To Catch A Spy

The Secret Service - Season 1 - To Catch A Spy (Episode 3)

Plot: Enemy agent George Grey is believed to be being hidden by the influential Sir Humphrey Burton at his country residence. Father Unwin pays Sir Humphrey a visit, enabling a miniaturised Matthew to discover that Grey is to be smuggled out of the house by helijet - if he effects a successful escape, he will take with him details of anti-missile defences and the locations of all reprisal bases!
Episode Aired On:
Sunday, October 5 1969
55 years ago