Agents across the globe take turns spying on and double-crossing one another in an attempt to locate a valuable formula encrypted in the music code.
- Release Date: January 1, 1983
- Runtime: 90 minutes
- Production countries: Spain
- Original Title: Sangre en mis zapatos
- Original Language: español (Spanish)
Actors: Lina Romay, Juan Soler, Antonio Mayans, Howard Vernon, Ángel Ordiales