Believing that he is about to die, a man sells his skeleton for science.
| Actor | Role |
|---|---|
 Luis SandriniNatalio Santos | Natalio Santos |
 Julia SandovalElena Benavídez | Elena Benavídez |
| FFranca BoniTía Enriqueta | Tía Enriqueta |
| CCarlos EnríquezPedro | Pedro |
| MMariano BauzáAsesino a sueldo | Asesino a sueldo |
 Lalo MalcolmTío Emilio | Tío Emilio |
| MMario PocoviRicardo Rivera | Ricardo Rivera |
| NNorma NortNot listed | Not listed |
 Enrique KossiNot listed | Not listed |
 José María FraNot listed | Not listed |
| IIgnacio FinderNot listed | Not listed |
 Adolfo LinvelNot listed | Not listed |
| RRafael DiserioNot listed | Not listed |
| JJosé GuisoneNot listed | Not listed |
 Orestes SorianiNot listed | Not listed |
| RRogelio RomanoNot listed | Not listed |
 Max CitelliNot listed | Not listed |
| AAntonio ScelfoNot listed | Not listed |
| JJuan AlighieriNot listed | Not listed |
 Warly CerianiNot listed | Not listed |
| AArmando EquizaNot listed | Not listed |
| CCarlos CavaliereNot listed | Not listed |