The Principle of Doubt

All music composed by Ralph Hubert, except where indicated. Lyrics by Mekong Delta. Arrangements for group and orchestra of track 6 by Mekong Delta, arrangements for drum and bass of track 9 by Michael and Hubert.

1. "A Question of Trust (Cyberpunk 1)" - 3:27
2. "The Principle of Doubt (Chapter 3 Taken from the 'Chronicle of Doubt')" - 4:48
3. "Once I Believed (Chapter 1 Taken from the 'Chronicle of Doubt')" - 4:30
4. "Ever Since Time Began" - 4:25
5. "Curse of Reality (Chapter 14 Taken from the 'Chronicle of Doubt')" - 4:28
6. "Twilight Zone ('Lord Fouls Hort', Chapter 8 Taken from the 'Chronicle of Doubt')" (Marius Constant) - 3:29 (theme from The Twilight Zone)
7. "Shades of Doom (Cyberpunk 2)" - 4:05
8. "The Jester" - 5:52
9. "El Colibrí" (Julio Sagreras) - 1:16
10. "No Friend of Mine" - 3:47

• Wolfgang Borgmann (as "Keil") — vocals
• Uwe Baltrusch (as "Mark Kaye") — guitars, backing vocals
• Frank Fricke (as "Rolf Stein") — guitars
• Ralph Hubert (as "Björn Eklund") — bass guitar, acoustic guitar, producer
• Jörg Michael (as "Gordon 'The Machine' Perkins") — drums

• Stu Phillips - orchestral variations composer

• Jörg Stegert - engineer
• Joachim Luetke — cover art