A series of unexplainable accidents befall the people and companies responsible for developing the world's first supersonic airliner. A British agent is sent to investigate and with the help of another agent uncovers a plot masterminded by Carl Petersen who stands to gain eight million pounds if the aircraft is not ready by a certain date.
Hugh Drummond
Helga
Pandora
Carl Petersen
Robot No. 7
Mr. Mortimer
Miss Mary
Flicky
Drummond's Daily
Lady Manderley
Peregrine Carruthers
Robot No. 9
Lord Dunnberry
Robot No. 1
Maj. Newman
President of Aircraft Company
Robot Flight Attendant (uncredited)
Senior Aerodynamics Engineer (uncredited)
Hugh Drummond
Helga
Pandora
Carl Petersen
Robot No. 7
Mr. Mortimer
Miss Mary
Flicky
Drummond's Daily
Lady Manderley
Peregrine Carruthers
Robot No. 9
Lord Dunnberry
Robot No. 1
Maj. Newman
President of Aircraft Company
Robot Flight Attendant (uncredited)
Senior Aerodynamics Engineer (uncredited)