Police investigate a series of mysterious murders where the only clue is a strange buzzing noise at the scene of the crime.
as Chief Inspector Wakabayashi
as Akiko Hayakawa
as Dr. Tsukioka / The Invisible Man
as Mieko
as Sugimoto
as Detective Hayama
as Dr. Hayakawa
as Chief of the Metropolitan Police
as Kôkichi Kusunoki / The Human Fly II
as Yamada / The Human Fly I
as Hajima
as Director Tada
as Doctor
as Plane Passenger (uncredited)
