One day, doctors Speransky and Nikulin made an outstanding scientific discovery: they discovered the bacillus of indifference and ignorance. To describe its action, one of them selflessly instills it in himself.
| Actor | Role |
|---|---|
 Igor VladimirovNot listed | Not listed |
| VVladimir SedovNot listed | Not listed |
 Ivan PereverzevNot listed | Not listed |
 Nikolai SergeyevNot listed | Not listed |
 Liliya AleshnikovaNot listed | Not listed |
 Nina MenshikovaNot listed | Not listed |
 Nina IvanovaNot listed | Not listed |
 Yevgeni TeterinNot listed | Not listed |
 Zana ZanoniNot listed | Not listed |
 Ivan RyzhovNot listed | Not listed |
 Vera AltayskayaNot listed | Not listed |
 Lidiya KorolyovaNot listed | Not listed |
 Valentina AnaninaNot listed | Not listed |
 Valentina SperantovaNot listed | Not listed |
 Yuri ChekulayevNot listed | Not listed |
 Olga MarkinaNot listed | Not listed |
 Nadezhda SamsonovaNot listed | Not listed |
 Zoya VasilkovaNot listed | Not listed |
 Aleksandr YanvaryovNot listed | Not listed |
 Sergey BorisovFather's friend | Father's friend |