Operation Swallow: The Battle for Heavy Water
A factual reconstruction of the sabotage events which took place to prevent Hitler's Germany from getting the heavy water needed to make an atomic bomb during the Second World War.
- Year: 1948
- Country: France, Norway
- Genre: Action, War, Drama
- Studio: Le Trident, Hero-Film
- Keyword: resistance, world war ii
- Director: Jean Dréville, Titus Vibe-Müller
- Cast: Frédéric Joliot-Curie, Raoul Dautry, Henki Kolstad, Johannes Eckhoff, Claus Wiese, Øyvind Øyen