Beautiful Silvia and Sandra disappear mysteriously at the Bermuda Triangle. Santo, Blue Demon and Mil Mascaras, a team of super-heroes, go into action to try to find them. Soon they find out that evil Scientist Dr. Gro has developed a device to make people and objects to disappear blaming the famous vanishings of ships, airplanes and human beings on Mother Nature. Cast: Santo el Enmascarado de Plata, Blue Demon, Mil Mascaras, Silvia Manrquez and, Sandra Duarte
| Directing | Gilberto Martínez Solares | Director |
| Writing | Gilberto Martínez Solares | Story |
| Writing | Adolfo Martínez Solares | Story |
| Sound | Ernesto Cortázar Jr. | Original Music Composer |
| Writing | Gilberto Martínez Solares | Adaptation |
| Writing | Adolfo Martínez Solares | Adaptation |
| Camera | Adolfo Martínez Solares | Director of Photography |
| Production | José David Agrasánchez | Executive Producer |
| Production | Rogelio Agrasánchez Sr. | Producer |
| Editing | Jorge Busto | Editor |
