| Gene Adams - vocal | 1985-1991 |
| John Greely - vocal | 1991-1993 |
| Matthew Barlow - vocal | 1993-2003, 2007- |
| Tim "Ripper" Owens - vocal | 2003-2007 |
| Jon Schaffer - guitar | 1985- |
| Bill Owens - guitar | 1985-1987 |
| Larry Sapp - guitar | 1987 |
| Randall Shawver - guitar | 1988-1998 |
| Larry Tarnowski - guitar | 1998-2003 |
| Ralph Santolla - guitar | 2003-2004 |
| Ernie Carletti - guitar | 2006 |
| Tim Mills - guitar | 2006-2007 |
| Troy Seele - guitar | 2007- |
| Richard Bateman - bass | 1985-1986 |
| Dave Abell - bass | 1987-1996 |
| Keith Menser - bass | 1996 |
| James MacDonough - bass | 1996-2000, 2001-2004 |
| Steve DiGiorgio - bass | 2000-2001 |
| James "Bo" Wallace - bass | 2006-2007 |
| Dennis Hayes - bass | 2007 |
| Freddie Vidales - bass | 2008- |
| Greg Seymour - drums | 1985-1989 |
| Mike McGill - drums | 1989-1991 |
| Rick Secchiary - drums | 1991-1992 |
| Rodney Beasley - drums | 1992-1995 |
| Mark Prator - drums | 1995-1996, 1997-1998 |
| Brent Smedley - drums | 1996-1997, 1998-1999, 2006- |
| Richard Christy - drums | 2000-2004 |
| Bobby Jarzombek - drums | 2004-2006 |
| Rick Risberg - keyboards | 1999 |
