Knocking is a 2021 Swedish psychological horror film directed by Frida Kempff. The film follows a young woman who moves into a new apartment and begins to hear mysterious knocking sounds that no one else can hear, leading her on a dangerous path to uncover the source of the noise.
The film title uses HWT Unit Gothic, a digital font based on a 1907 type series by Hamilton Manufacturing Co. It features seven widths and includes Latin, Greek, and Cyrillic character sets, as well as alternate characters replicating special character production patterns from the Hamilton Wood Type Museum collection.