Unseen Guardians
The "unseen guardians" of the title are the Postal Inspection Service, which investigates mail order racketeering; the Underwriters' Laboratories, which are shown testing electrical equipment, fire extinguishers, and large floor safes; and those who run orphanages, who assure that the children in their care are placed in proper adoptive homes.
- Year: 1939
- Country: United States of America
- Genre: Documentary, Drama
- Studio: Metro-Goldwyn-Mayer
- Keyword:
- Director: Basil Wrangell
- Cast: John Nesbitt, Marjorie Kane, Nestor Paiva, Jo Ann Sayers