| Original title | Jeu de massacre | 
|---|---|
| Danish title | Helte dør aldrig | 
| International titles | The killing game | 
| Leikstjórn | Alain Jessua | 
| Screenplay | Alain Jessua | 
| Director of Photography | Jacques Robin | 
| Editor | Nicole Marko | 
| Composer | Jacques Loussier | 
| Production designer | Claire Forestier | 
| Appearance | Claudine Auger, Jean-Pierre Cassel, Michel Duchaussoy | 
| Land | Frankrig | 
| Domestic distribution | Constantin Film | 
| Technical info | 35 mm, Widescreen, Eastmancolor, Tone | 
| Danish theatrical release | 01.03.1968 | 
| Cinemas | Rådhusteatret (Rønne) | 
| Kommentar | Censurnr. 87358 | 
      Companies | 
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| Production company | A.J. Films, Coficitel, Films Modernes, Francinor | 
| Domestic distribution | Constantin Film | 
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      Instruktion | 
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| Instruktion | Alain Jessua | 
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      Manus | 
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| Manus | Alain Jessua | 
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      Produktion | 
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| Produktion | René Thevenet | 
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      Foto | 
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| Foto | Jacques Robin | 
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      Klip | 
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| Klip | Nicole Marko | 
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      Musik | 
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| Musik | Jacques Loussier | 
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      Produktionsdesign | 
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| Produktionsdesign | Claire Forestier | 
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      Medvirkende | 
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| Medvirkende | Claudine Auger | 
| Medvirkende | Jean-Pierre Cassel | 
| Medvirkende | Michel Duchaussoy | 
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