Night Key (1937)
Genre: Crime | Thriller | Sci-Fi
Country: USA | Director: Lloyd Corrigan
Language: English | Subtitles: English (Optional, embedded in mkv file)
Aspect ratio: 1.33:1 | Length: 67mn
Bdrip H264 Mkv – 1280×720 – 23.976fps – 1.38gb
https://www.imdb.com/title/tt0029309/

Audio 2: Commentary by Film Historian Tom Weaver

In this crime thriller, an ailing scientist is robbed of the burglar alarm that he invented — by his partner, who owns a security company. The scientist invents a superior alarm to provide for his daughter and tries to sell it to the company, but his partner refuses to sell it.

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Night Key (1937)