When Greer Stevens suggests to Sheila Northcott that each woman kills the other's husband, Sheila does not take her seriously until her own spouse is killed by Greer, who then tries to coerce her into keeping her side of the 'deal'. Sheila turns to the Saint for help. Written by
don @ minifie-1
Did You Know?
The 'swapped murder' plot owes heavily to Patricia Highsmith
's 1950 novel "Strangers on a Train". Tellingly both feature a character named Guy, and the episode's closing line is "Well, we're no longer strangers, are we?" See more