When it comes to mysteries, Fake or Fortune? is the real deal

Sue Wilkinson follows the picture clues

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Nerve-shredding tension, glamorous global locations, tragedy and a dynamic detective duo combined to make a perfect whodunnit.

Forget a new Marple or Poirot or an outing for Death in Paradise. Hold your breath for BBC One's Fake or Fortune? What Happened Next? Helen McNicoll.

Sounds duller than a rainy day spent indoors dusting your trinkets. Admittedly, talk of creamy pigment as experts tried to authenticate a painting by Canadian artist Helen McNicholl was boring despite shadowy lighting and presenter Fiona Bruce's breathless anticipation.

For most of the hour-long investigation, it was edge-of-your-seat stuff as owner David Green waited to hear whether the painting he picked up at auction for £2,500 was a masterpiece that could sell for a sum to buy him a bungalow or a copy not worth the canvas it was painted on.