- Released on January 28, 1967
- Running time: 93 minutes
- Production Co.: Leda Films Productions S.L. | Meteor Film S.r.l.
- Distribution Co.: EMI (Hong Kong) (1969) (Hong Kong) (theatrical) | J. Arthur Rank Film (1967) (West Germany) (theatrical) | Lumiére Films (1971) (Argentina) (theatrical)
- Directed by Gianfranco Baldanello
- Written by Juan Antonio Cabezas (as Dick Arthur), Jaime Comas Gil (as Jamie Comas), Aldo Cristiani (as Al Christian) and Domenico Paolella (as Paul Fleming) (screenplay), from a story by Cabezas, Gil and Cristiani
- Starring; Gordon Scott, Delfi Mauro, Nello Pazzafini
- Secret Agent Bart Fargo chases the kidnappers of the inventor of a death ray.