| # | Title | Length |
|---|
| 1 | Death Trap | 3:52 |
| 2 | Jack of Shadows | 3:27 |
| 3 | Uncle Sam’s on Mars- bass guitar:
- Adrian Shaw
- drums (drum set):
- Simon King
- guitar:
- Dave Brock
- keyboard:
- Dave Brock and Simon House
- violin:
- Simon House
- vocals:
- Robert Calvert
- recorded at:
- Rockfield Studios in Monmouth, Monmouthshire, Wales, United Kingdom (in 1977-02) and Hammersmith Odean in Hammersmith, Hammersmith and Fulham, London, England, United Kingdom (on 1977-10-05)
- mixed at:
- Rockfield Studios in Monmouth, Monmouthshire, Wales, United Kingdom (in 1978-02)
- live recording of:
- Uncle Sam’s on Mars (on 1977-10-05)
- writer:
- Dave Brock, Robert Calvert, Simon House and Simon King
| 5:43 |
| 4 | Infinity | 4:18 |
| 5 | Life Form | 1:44 |
| 6 | Robot | 8:13 |
| 7 | High Rise | 4:41 |
| 8 | P.X.R 5 | 5:17 |
| 9 | Jack of Shadows (live studio version) | 3:41 |
| 10 | We Like to Be Frightened | 2:47 |
| 11 | High Rise (live studio version) | 4:44 |
| 12 | Robot (first version) | 9:27 |
| 13 | Jack of Shadows (Adrian Shaw vocal version) | 3:55 |
| 14 | High Rise (alternate vocal mix) | 4:39 |
| 15 | P.X.R 5 (alternate intro mix) | 5:41 |
| 16 | Quark, Strangeness & Charm (live) | 2:39 |
