This episode form the exciting adventures of Mr & Mrs North (series) was presented by Front Line Theater a series which brought popular shows to the men in the armed forces by the special services division of the War Department. In the interval Skinny Ennis sings I've Got You Under My Skin.

Pam and Jerry North are travelling on a train when a lady seeks them out to help her as her recently acquired diamond brooch has gone missing. But it seems there are more than two thieves on the train.