Niewygodny Świadek
| Film | Narrow Margin |
| Format | VHS |
| Runtime | 100 min. |
| Audio | Mono |
| Languages | Polish |
| Aspect Ratio | 4;3 |
| Color | Color |
| Video Standard | PAL |
| Catalog # | IMP 0155 |
| Brand | Carolco Pictures Inc.* (1990) |
| Distribution | Imperial Entertainment Home Video (1991) |
Added by paw41