Superhero wrestler Neutron battles a gang of robotic assassins who use their hands and feet as deadly weapons.
| Actor | Role |
|---|---|
 Wolf RuvinskisNeutron / Carlos Marquez | Neutron / Carlos Marquez |
 Ariadna WelterSilvia | Silvia |
| JJesús SalinasChucho | Chucho |
 Carlos López MoctezumaUncle | Uncle |
 Germán RoblesIvan | Ivan |
 Rodolfo LandaInspector Alberto Rivas | Inspector Alberto Rivas |
 Fernando LujánNephew | Nephew |
| IImelda MillerNot listed | Not listed |
| TThe Gay CroonersThemselves | Themselves |
 Miguel ArenasNot listed | Not listed |
 Mario CidNot listed | Not listed |
| FFederico FalcónNot listed | Not listed |
 Juan GarzaNot listed | Not listed |
| JJohn KellyNot listed | Not listed |
| XXavier MasséNot listed | Not listed |
 Fernando OsésNot listed | Not listed |
 Gerardo ZepedaNot listed | Not listed |
| GGuillermo Álvarez BianchiNot listed | Not listed |