It lasted for one series of twenty-six episodes. Also being aimed at the American market, it was broadcast in the US from December 1957 under the name Aggie. It was written by Martin Stern and Ernest Borneman.
Aggie Anderson was an American working in London as a fashion buyer for an international company. Her job required her to travel often, and when abroad she often got into various troubles and accidents. These situations were often dangerous, and would involve spies and criminals.
Many of the actors who made guest appearances in episodes would later gain a higher profile, these include Patrick Allen, Stephen Boyd, Dick Emery, Edward Mulhare,Christopher Lee, Patrick McGoohan, John Schlesinger and Anthony Valentine.