The disappearance of Gold Coast teacher Marion Barter has baffled her family and New South Wales police for 22 years.
Now her daughter Sally Leydon has joined 7NEWS investigative reporters Alison Sandy and Bryan Seymour to uncover the truth about her missing mum and get to the bottom of the mystery.
Follow their journey in The Lady Vanishes and the companion series Conversations on your favourite podcast platform.
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