| Label: | Virgin VS 441 |
| Genre: | Rock |
| Style: | Hard Rock |
| Format: | Vinyl (7" , 45 RPM) |
| A | Nightmare » Engineer: Paul 'Chas' Watkins | 3:15 |
| B | Bite The Bullet » Engineer: Steve Smith » Written-By: Gillan | 5:38 |
| Label: | Jugoton SVIRG 89029 |
| Genre: | Rock |
| Style: | Hard Rock |
| Format: | Vinyl (7" , Single) |
| A | Nightmare » Engineer: Paul "Chas" Watkins » Written-By: Gillan | 3:15 |
| B | Bite The Bullet » Engineer: Steve Smith | 5:38 |