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Alfredo Landa as Profesor Mussy |
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Antonio Ferrandis as Profesor Robertson |
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Jorge Rivero as Profesor Jorge Figueredo |
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Silvia Aguilar as Margarita |
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Ricardo Merino as Profesor Petrucelli |
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Hilda Aguirre as Dra. Doris Green |
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Alfonso del Real as Profesor Rosenberg |
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Angélica Chain as Helga |
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José Luis López Vázquez as Sr. Smith |
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Rafaela Aparicio as Madre de Margarita |
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Rebeca Silva as Dra. Birley |
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Guillermo Antón as Ayudante del Sr. Smith |
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Xesc Forteza as (as Xexc Forteza) |
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Fernando E. Romero as (as Fernando Romero) |
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Luis Barbero as Padre de Margarita |
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Bonet de San Pedro as |
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Sally Sitton as |
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María Bauza as |
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Sebastián Roses as |
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Ana Segura as |
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Miguel Llabres as |
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María Reus as |
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Juan Bonet as |
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Bernardo Morey as |
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Marga Luz as |
| Directing | Luis María Delgado | Director |
| Writing | Luis María Delgado | Writer |
| Writing | Diego Santillán | Writer |
| Sound | Gregorio García Segura | Music |
| Camera | Manuel Rojas | Director of Photography |
| Production | Carlos Vasallo | Producer |
