Danger on the Air (1938) 1938, Adventure, Crime, Drama, United States Danger on the Air (1938) Duration: 1H10M Description: Caesar Kluck, soft-drink magnate, is found dead in the office of a big radio-broadcasting company. Benjamin Franklin Butts, a sound engineer, discovers that Kluck met his death from cyanogen gas, administered in some mysterious fa….. Trailer ↗ United States 1938 Adventure Crime Drama