| Original title | Clair de femme | 
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| Danish title | Fremmede i natten | 
| International titles | Womanlight | 
| Leikstjórn | Constantin Costa-Gavras | 
| Screenplay | Constantin Costa-Gavras, Christopher Frank, Milan Kundera | 
| Based on | Efter en roman af Romain Gary. | 
| Director of Photography | Ricardo Aronovich | 
| Editor | Françoise Bonnot | 
| Composer | Jean Musy | 
| Production designer | Mario Chiari, Eric Simon | 
| Appearance | Yves Montand, Romy Schneider, Romolo Valli | 
| Land | Frankrig, Italien, Tyskland | 
| Domestic distribution | Nordisk Film | 
| Technical info | 35 mm, Widescreen, Eastmancolor, Tone | 
| Danish theatrical release | 26.09.1980 | 
| Cinemas | Grand | 
| Danish rating | Tilladt for alle (1935-1997) | 
      Companies | 
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| Production company | Les Films Gibé, Parva Cinematografica, Film Production Janus | 
| Domestic distribution | Nordisk Film | 
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      Instruktion | 
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| Instruktion | Constantin Costa-Gavras | 
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      Manus | 
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| Manus | Constantin Costa-Gavras | 
| Manus | Christopher Frank | 
| Manus | Milan Kundera | 
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      Produktion | 
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| Produktion | Georges-Alain Vuille | 
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      Foto | 
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| Foto | Ricardo Aronovich | 
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      Klip | 
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| Klip | Françoise Bonnot | 
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      Musik | 
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| Musik | Jean Musy | 
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      Produktionsdesign | 
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| Produktionsdesign | Mario Chiari | 
| Produktionsdesign | Eric Simon | 
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      Medvirkende | 
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| Medvirkende | Yves Montand | 
| Medvirkende | Romy Schneider | 
| Medvirkende | Romolo Valli | 
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