Gwendolyn Watts

Iris is a new recruit on the buses and she's not really up to her job as a conductress. Reg covers for her because of her looks. Further embarrassment is caused when Stan turns down his mother and a trip to bingo, for a date with Iris.

A battle of the sexes breaks out after the men decide the women are not eligible to play in their darts match.

Harold meets a French au pair on his rounds and starts dating her. When he brings her round to meet his father, a revelation from Albert's past means Harold's relationship with Monique may be too close for comfort.

A government official is killed at a holiday camp and replaced by a doppelgänger in a plan to extract confidential secrets. But there are more doppelgängers around.