Tomorrow's World (BBC1) 30/05/1991

In this episode of the BBC science programme, first broadcast on May 30, 1991: "This week, why are males - at least male cats and greenfly - attracted by the scent of the catnip plant, and could it prove a case of fatal attraction for the greenfly? Plus, how flashing lights could help select the right person for the job. With Judith Hann, Howard Stableford, Kate Bellingham and Peter Macann.