Operation Daybreak is a 1975 Czechoslovakian-Yugoslavian-US historical drama WWII film. It features Timothy Bottoms, Martin Shaw, Joss Ackland, Nicola Pagett, Anthony Andrews, Anton Diffring, and George Sewell.
In 1942, Britain sends a group of British-trained Czech commandos to Prague to assassinate SS-General Reinhard Heydrich, head of the Nazi security services.