The secret cult Opus Dei in Dan Brown's epic novel 'The Da Vinci Code' was invoked by an Indian-origin computer repairman in the US to defraud a Latin Grammy-winning pianist and oil-family heir to the tune of $20 million.

Vickram Bedi, 36, and his girlfriend Helga Invarsdottir, 39, of small town of Chappaqua in New York State were arrested last week and have been charged with grand larceny for duping Grammy-winning pianist and jazz composer Roger Davidson.