| Original title | The undefeated | 
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| Danish title | De ubesejrede | 
| Leikstjórn | Andrew V. McLaglen | 
| Screenplay | James Lee Barrett | 
| Based on | Efter historie af Stanley L. Hough. | 
| Director of Photography | William H. Clothier | 
| Editor | Robert Simpson | 
| Composer | Hugo Montenegro | 
| Production designer | Carl Anderson | 
| Appearance | John Wayne, Rock Hudson, Tony Aguilar | 
| Land | USA | 
| Domestic distribution | Fox | 
| Technical info | 35 mm, Panavision, Deluxe, Westrex | 
| Danish theatrical release | 05.01.1970 | 
| Cinemas | Palladium | 
| TV release | 31.03.1994, TV 2 | 
| Danish rating | Tilladt for børn over 12 år (1960-1997) | 
      Companies | 
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| Production company | Twentieth Century Fox Film Corporation | 
| Domestic distribution | Fox | 
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      Instruktion | 
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| Instruktion | Andrew V. McLaglen | 
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      Manus | 
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| Manus | James Lee Barrett | 
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      Produktion | 
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| Produktion | Robert L. Jacks | 
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      Foto | 
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| Foto | William H. Clothier | 
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      Klip | 
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| Klip | Robert Simpson | 
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      Musik | 
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| Musik | Hugo Montenegro | 
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      Produktionsdesign | 
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| Produktionsdesign | Carl Anderson | 
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      Medvirkende | 
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| Medvirkende | John Wayne | 
| Medvirkende | Rock Hudson | 
| Medvirkende | Tony Aguilar | 
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