All essays Copyright Martin Willey
Space: 1999 Copyright Granada Ventures
| Australian DVD | Magna Pacific |  |
| French DVD | TF1 | |
| French DVD (Movies) | PVB | |
| French DVD (Movies) | Seven Sept | |
| German DVD | E.M.S. | |
| Italian DVD | Pulp Video | |
| Italian Movie DVD | Pulp Video | |
| Japanese DVD | Pioneer DVD | |
| Netherlands DVD (Movies) | House of Knowledge | |
| Portuguese DVD | Prisvideo | |
| Portuguese DVD (Movies) | Prisvideo | |
| Spanish DVD | JRB | |
| Swedish DVD | Noble Entertainment | |
| UK DVD (Carlton) | Carlton DVD | |
| UK DVD (Network) | Network DVD | |
| US DVD | A&E DVD | |
| Fan DVD | Fanderson | |
| Comparison |