While on tour through Latin America, los Grandes del Buen Humor are confused with volunteers for a space travel and get tangled with spies.
| Actor | Role |
|---|---|
 Jorge LuzNot listed | Not listed |
 Zelmar GueñolNot listed | Not listed |
 Guillermo RicoNot listed | Not listed |
 Rafael CarretNot listed | Not listed |
| JJosé ComellasNot listed | Not listed |
 Ethel RojoNot listed | Not listed |
| RRaúl ArceNot listed | Not listed |
| CCarlos BianquetNot listed | Not listed |
 Beba BidartNot listed | Not listed |
| CCarlos CottoNot listed | Not listed |
 Jorge de la RiestraNot listed | Not listed |
| EEduardo de LabarNot listed | Not listed |
| EElvira MorenoNot listed | Not listed |
| PPascual NacaratiNot listed | Not listed |
 Jorge VilloldoNot listed | Not listed |