Operation Mermaid was released on 1 maart 1963.

Operation Mermaid was directed by John Ainsworth.

Operation Mermaid has a runtime of 79 m.

Operation Mermaid was produced by John Ainsworth.

A trio of World War 2 vets band together to search for a lost Nazi fortune.

The key characters in Operation Mermaid are Keenan Wynn, Mai Zetterling, Ronald Howard.

Operation Mermaid is a Drama, Adventure, Thriller film.

Operation Mermaid has an audience rating of 6.1 out of 10.