| Original title | The Unholy Night |
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| Danish title | Det grønne Spøgelse |
| Leikstjórn | Lionel Barrymore |
| Land | USA |
| Domestic distribution | Metro-Goldwyn-Mayer |
| Danish theatrical release | 10.08.1931 |
| Cinemas | Odeon |
Companies |
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| Production company | Metro-Goldwyn-Mayer |
| Domestic distribution | Metro-Goldwyn-Mayer |
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Instruktion |
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| Instruktion | Lionel Barrymore |
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