The Dark Triangle

The Dark Triangle is a juvenile science fiction novel, the twentieth and last published in Hugh Walters' Chris Godfrey of U.N.E.X.A. series. It was published in the UK by Faber in 1979. One final book - The Glass Men - was written, but was never published.

A copy of the completed novel was sent to then serving prime minister Margaret Thatcher and president Ronald Reagan in 1982.

Plot summary
A plane carrying both the United Kingdom Prime Minister and United States President goes missing over the Bermuda Triangle. Chris Godfrey and company investigate and are captured by strange creatures.