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Betsy Blair as Isabel |
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José Suárez as Juan |
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Yves Massard as Federico |
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Luis Peña as Luis |
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Dora Doll as Tonia |
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Alfonso Godá as 'El Calvo' |
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Manuel Alexandre as Luciano |
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José Calvo as 'El Doctor' |
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Matilde Muñoz Sampedro as 'Chacha' |
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René Blancard as Don Tomás |
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María Gámez as Mother |
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Lila Kedrova as Pepita |
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Josefina Serratosa as Doña Obdulia |
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Julia Delgado Caro as Procession Woman |
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José Prada as Don Evaristo |
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Pilar Gómez Ferrer as Manuel's Wife |
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Manuel Guitián as Ticket Clerk |
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Margarita Espinosa as Maruja |
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Pilar Vela as Encarna |
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Elisa Méndez as Nun #1 |
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Ángeles Bermejo as Nun #2 |
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Amelia Ortas as Victoria |
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Antolín García as Narrator (voice) (uncredited) |
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Isidro B. Maiztegui as Piano Tuner (uncredited) |
| Directing | Juan Antonio Bardem | Director |
| Sound | Joseph Kosma | Original Music Composer |
| Camera | Michel Kelber | Director of Photography |
| Editing | Margarita Ochoa | Editor |
| Art | Enrique Alarcón | Set Decoration |
| Costume & Make-Up | Dolores Clavel | Hairstylist |
| Costume & Make-Up | Carmen Martín | Makeup Artist |
| Camera | Felipe López | Still Photographer |
| Camera | Mario Pacheco | Camera Operator |
| Editing | Alfonso Santacana | Assistant Editor |
| Sound | Isidro B. Maiztegui | Original Music Composer |
| Production | Manuel J. Goyanes | Production Manager |
| Production | Samuel Menkes | Production Assistant |
| Directing | José Puyol | First Assistant Director |
| Directing | Marcelo Arroita-Jáuregui | Second Assistant Director |
| Production | Carmen Pageo | Production Secretary |
| Directing | Miguel Pérez Marián | Stage Director |
| Production | Francisco G. Montero | Administration |
| Sound | Fernando Bernáldez | Sound Engineer |
| Production | Manuel J. Goyanes | Producer |
| Writing | Carlos Arniches | Theatre Play |
| Writing | Juan Antonio Bardem | Screenplay |
| Production | Cesáreo González | Producer |
| Production | Serge Silberman | Producer |
| Writing | Juan Antonio Bardem | Screenstory |
