La chiave misteriosa (1937)
Rilasciato: Apr 18, 1937
Durata: 68 minuti
Genere: Fantascienza, Crime
Stelle: Boris Karloff, Warren Hull, Jean Rogers, Alan Baxter, Hobart Cavanaugh, Samuel S. Hinds
Crew: Jack Pierce (Makeup Artist), William A. Pierce (Story), Tristram Tupper (Screenplay), Robert Presnell Sr. (Producer), Lloyd Corrigan (Director), George Robinson (Director of Photography)