| Ed Bull - vocal | 1980-1981 |
| Mike Murphy - vocal | 1981 |
| David Wayne - vocal | 1982-1988, 1998-2001 |
| Mike Howe - vocal | 1989-1994 |
| Ronny Munroe - vocal | 2004-2009 |
| Kurdt Vanderhoof - guitar | 1980-1986, 1998-2009 |
| Rick Condrin - guitar | 1980 |
| Craig Wells - guitar | 1982-1994 |
| Mark Baker - guitar | 1986 |
| John Marshall - guitar | 1987-1994, 1998-2001 |
| Jay Reynolds - guitar | 2004-2008 |
| Rick Van Zandt - guitar | 2008-2009 |
| Steve Hott - bass | 1980 |
| Duke Erickson - bass | 1981-1994, 1998-2004 |
| Steve Unger - bass | 2004-2009 |
| Aaron Zimpel - drums | 1980 |
| Carl Sacco - drums | 1981 |
| Tom Weber - drums | 1982 |
| Kirk Arrington - drums | 1982-1994, 1998-2006 |
| Jeff Plate - drums | 2006-2009 |
