| Original title | High treason |
|---|---|
| Danish title | Den usynlige fjende |
| Leikstjórn | Roy Boulting |
| Screenplay | Roy Boulting, Frank Harvey |
| Director of Photography | Gilbert Taylor |
| Editor | Max Benedict |
| Composer | John Addison |
| Production designer | Alex Vetchinsky |
| Appearance | Liam Redmond, Andre Morell, Anthony Bushell |
| Land | Storbritannien |
| Domestic distribution | Eagle Lion |
| Technical info | 35 mm, Normal, Sort-hvid, Tone |
| Danish theatrical release | 27.10.1952 |
| Cinemas | Nørreport Bio |
| Danish rating | Forbudt for børn u. 16 år (1935-1969) |
Companies |
|
| Production company | Paul Soskin Productions, Conqueror Film |
| Domestic distribution | Eagle Lion |
|
|
|
Instruktion |
|
| Instruktion | Roy Boulting |
|
|
|
Manus |
|
| Manus | Roy Boulting |
| Manus | Frank Harvey |
|
|
|
Foto |
|
| Foto | Gilbert Taylor |
|
|
|
Klip |
|
| Klip | Max Benedict |
|
|
|
Musik |
|
| Musik | John Addison |
|
|
|
Produktionsdesign |
|
| Produktionsdesign | Alex Vetchinsky |
|
|
|
Medvirkende |
|
| Medvirkende | Liam Redmond |
| Medvirkende | Andre Morell |
| Medvirkende | Anthony Bushell |
|
|
|