| Label: | EMI 7243 8 83172 2 1 |
| Genre: | Rock |
| Style: | Heavy Metal |
| Format: | CD (Maxi-Single) |
| 1 | Virus » Producer, Mixed By: Nigel Green, Steve Harris | 6:14 |
| 2 | Sanctuary » Producer, Mixed By: Neal Harrison | 3:33 |
| 3 | Wrathchild » Producer, Mixed By: Neal Harrison | 3:06 |
| Label: | EMI United Kingdom 7243 8 83222 0 1 |
| Genre: | Rock |
| Style: | Heavy Metal |
| Format: | Vinyl (12" , Single) |
| A1 | Virus | |
| B1 | Prowler (The Soundhouse Tapes) | |
| B2 | Invasion (The Soundhouse Tapes) |
| Label: | EMI 7243 8 83222 2 5 |
| Genre: | Rock |
| Format: | 2 CD (Single) |
| CD Single 1 | ||
| 1-1 | Virus | |
| 1-2 | Sanctuary | |
| 1-3 | Wrathchild | |
| CD Single 2 | ||
| 2-1 | Virus | |
| 2-2 | My Generation | |
| 2-3 | Doctor, Doctor |
| Label: | Castle Records PROC 6-2 |
| Genre: | Rock |
| Style: | Heavy Metal |
| Format: | CD (Promo) |
| 1 | Virus » Written-By: Bayley, Murray, Gers, Harris | 3:53 |
| 2 | Man On The Edge » Written-By: Bayley, Gers | 4:11 |
| 3 | Afraid To Shoot Strangers (Live) » Written-By: Harris | 6:48 |
| 4 | 2 Minutes To Midnight » Written-By: Smith, Dickinson | 6:02 |
| 5 | The Trooper » Written-By: Harris | 4:13 |
| 6 | The Number Of The Beast » Written-By: Harris | 4:52 |
| 7 | Wrathchild » Written-By: Harris | 2:54 |
| 8 | Strange World » Written-By: Harris | 5:22 |
| 9 | Iron Maiden » Written-By: Harris | 4:01 |
| Label: | EMI 7243 8 83171 2 2 |
| Genre: | Rock |
| Style: | Heavy Metal |
| Format: | CD (Single) |
| 1 | Virus » Producer, Mixed By: Nigel Green, Steve Harris » Written-By: Bayley, Murray, Gers, Harris | 6:14 |
| 2 | Wrathchild - Metal For Muthas » Producer, Mixed By: Neal Harrison » Written-By: Harris | 3:06 |
| Label: | EMI United Kingdom CDEM 443 |
| Genre: | Rock |
| Style: | Heavy Metal |
| Format: | CD (Single) |
| 1 | Virus » Producer, Mixed By: Nigel Green, Steve Harris | 6:14 |
| 2 | Sanctuary » Producer, Mixed By: Neal Harrison | 3:33 |
| 3 | Wrathchild » Producer, Mixed By: Neal Harrison | 3:06 |
| Label: | EMI United Kingdom CDEMS 443 |
| Genre: | Rock |
| Style: | Heavy Metal |
| Format: | CD (Single) |
| 1 | Virus | 3:54 |
| 2 | My Generation | 3:39 |
| 3 | Doctor, Doctor | 4:50 |
| Label: | EMI United Kingdom CDEMDJ 443 |
| Genre: | Rock |
| Style: | Heavy Metal |
| Format: | CD (Single , Promo) |
| 1 | Virus (Single Edit) |