La dinamita está servida (1968)

Learning that the King of Chaila is going to spend a rigorously incognito vacation in a luxurious hotel on the Costa Brava, a revolutionary group hires a specialist in political attacks to end the monarch's life. For their part, Mike and Dory, a young couple living on the fringes of the law, intend to seize the valuable jewels that the monarch always carries with him.