The public watch the sky above Sydney as a Boeing 707 circles for hours.  Fuel running dangerously low. Qantas flight 755 from Sydney to Hong Kong, is threatened by a terrifying phone call. 

Richard Roxburgh takes a deep dive into the events of that fateful day.

On May 26th, Qantas flight 755 takes off on a routine flight from Sydney to Hong Kong. 

A man called Mr Brown telephones. He wants half a million dollars – or else 'the plane will blow up'.

The public watches the sky above Sydney as a 707 circles in a holding pattern for hours. 

Bomb experts are called in as QF 755’s fuel runs dangerously low.