- HD 1080
- Runtime: 97m.
- Status: Released
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- Languages: en
- Country: United States of America
- Director: Roger Corman
- Stars: Stewart Granger, Raf Vallone, Mickey Rooney, Edd Byrnes, Henry Silva
- keywords: prison, italian, prisoner of war, prison escape, commando, tunnel
- Production_studio: United Artists, The Corman Company, San Carlos Productions
- Slogan: The Daring Plan; The Staggering Odds!
- providers: Amazon Prime Video, ScreenPix Apple TV Channel, Amazon Prime Video with Ads
- The The Secret Invasion is featured in the top rankings of 1964
- #23 in Top War Movies of 1964
During World War II, convicts are recruited by the Allies for an extremely hazardous mission.
