Stahl & Arpke also produced a poster that was plastered all over Berlin and other German cities in anticipation of the film. The poster read “Du musst Caligari werden!” (“You must become Caligari!”) but left out any details or reference to the film.
serial The Black Widow pitted an amateur sleuth against Sombra, daughter of evil King Hitomu. She arrives at his behest in America, out to steal an atomic engine and ensure world domination. Her enemies die of a deadly spider bite.