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Blackmail
- Bliain: 1947
- Tír: United States of America
- Seánra: Action, Crime, Romance
- Stiúideo: Republic Pictures
- Eochairfhocal: blackmail, singer, film noir, murder, private investigator, private detective
- Stiúrthóir: Lesley Selander
- Caitheadh: William Marshall, Adele Mara, Ricardo Cortez, Grant Withers, Stephanie Bachelor, Richard Fraser