Jane Mason is a fictional character portrayed by Marion Bailey in the TV series Agatha Christie's Poirot.
In the first episode they appeared in, titled The Plymouth Express (season 3), they were 39 years old.
They appear in 1 episodes out of a total of 70 aired
Episodes1
The Plymouth Express
episode S3.E4 january 1991A mining entrepreneur hires Poirot to solve the brutal murder of his daughter and the theft of her jewels aboard the express train to Plymouth.