Mr. J.G. Reeder is called in by the Bank of England to investigate a gang of forgers. Reeder enlists the aid of a younger man, Capt. Johnnie Gray, to infiltrate the gang by going undercover ... Read allMr. J.G. Reeder is called in by the Bank of England to investigate a gang of forgers. Reeder enlists the aid of a younger man, Capt. Johnnie Gray, to infiltrate the gang by going undercover in Dartmoor jail.Mr. J.G. Reeder is called in by the Bank of England to investigate a gang of forgers. Reeder enlists the aid of a younger man, Capt. Johnnie Gray, to infiltrate the gang by going undercover in Dartmoor jail.