Plot
British inventor Harry Grindell Matthews demonstrates what he claims to be a directed energy weapon which has the potential to revolutionise warfare forever.
Trailer
Trailer's not available.
Cast
Harry Grindell Matthews
Himself
British inventor Harry Grindell Matthews demonstrates what he claims to be a directed energy weapon which has the potential to revolutionise warfare forever.
Trailer's not available.
Harry Grindell Matthews
Himself
