| Ulrich Rohmann - vocal | 1983-1986 |
| Michael "M.A.J.O.R." Knoblich - vocal - vocal | 1986-1988 |
| S.L. Coe - vocal | 1989-1990 |
| Haridon Lee (Leszek Szpigiel) - vocal | 1994-1997 |
| Lisa Croft - vocal | 2002-2003 |
| Efthimios Ioannidis - vocal | 2003- |
| Axel Julius - guitar | 1983- |
| Thomas "Tom" Sopha - guitar | 1983-1990 |
| Stefan Nicolai - guitar | 1996-1997 |
| Thilo Zaun - guitar | 2002-2006 |
| Florian Haack - guitar | 2006-2008 |
| Andreas Zeidler - guitar | 2008- |
| Martin Bork - bass | 1983-1990 |
| John "A.B.C." Smith - bass | 1995 |
| Marc Simon - bass | 1996-1997, 2002-2003 |
| Stephan Jacobs - bass | 2003-2004 |
| Kayuri Niwa- bass | 2004-2006 |
| Torben Bohm- bass | 2006-2009 |
| Oliver Emanowski - bass | 2010- |
| Michael Ecker - drums | 1983-1986 |
| Wolfgang Kolorz- drums | 1986-1990 |
| D.D. Bucco - drums | 1995-1997 |
| Jan Zimmer - drums | 2002-2003 |
| Franz Eichberger - drums | 2003-2009 |
| Matt Bauer - drums | 2009-2010 |
| Patrick Klose - drums | 2010- |
| Stephan Braun - keyboards | 1996-1997 |
| Johannes Brunn - keyboards | 2002-2009 |
