Dick Tracy's G-Men was a 15-part film serial that came out in 1939. In it, smiley Federal Bureau of Investigation G-man Dick Tracy fights a lethargic spy called Zarnoff.

Listen to Áine and Kevin sleuth kidnapped bosses, lighthouses, and the Hindenburg.

And send your duplicates of the aerial torpedo plans to mysterytomepodcast@gmail.com.

Mystery to Me is a production of Mystery Sheet LLC.

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