Post Description

Threshold is a progressive metal band, formed in Surrey, UK in the late 1980s.
The band's style is progressive metal featuring a combination of heavy guitars and sweeping keyboards, underscored by tight drumwork and bass. The band's lyrical content is concerned with subjects such as life, religion, science, politics and the environment.

Current members
Damian Wilson: Vocals (Wounded Land, Extinct Instinct, also touring Dead Reckoning - current)
Karl Groom: Lead Guitar (Wounded Land - current)
Richard West: Keyboards (Wounded Land - current)
Steve Anderson: Bass Guitar (Critical Energy - current)
Johanne James: Drums (Hypothetical - current; touring Extinct Instinct - current)
Pete Morten: Guitar (touring Dead Reckoning - current)

Former members
Andrew "Mac" McDermott: Vocals (Clone - Dead Reckoning)
Glynn Morgan: Vocals (Psychedelicatessen - Livedelica)
Jon Jeary: Bass Guitar (Wounded Land - Critical Mass)
Tony Grinham: Drums (Wounded Land)
Mark Heaney: Drums (Extinct Instinct, Clone)
Nick Midson: Guitar (Wounded Land - Subsurface)
Nick Harradence: Drums (Psychedelicatessen)
Jay Micciche: Drums (Livedelica)
Pete Crawford: Bass (left prior to the band's signing)
Ian Bennett: Bass (left prior to the band's signing)

Guest performers
Ian Salmon: Acoustic guitar (Wounded Land, Decadent)
Dan Swanö: Backing vocals (Dead Reckoning)

Studio albums
Wounded Land (1993, Special Edition reissue 2001)
Psychedelicatessen (1994, Special Edition reissue 2001)
Extinct Instinct (1997, Special Edition reissue 2004)
Clone (1998)
Hypothetical (2001)
Critical Mass (2002)
Subsurface (Special Edition)(2004)
Dead Reckoning (2007)

Compilations
Replica - A collection of previously unreleased songs, remixes and new recordings. (2004) (Fan club edition)
The Ravages of Time - The Best Of Threshold (2007)
Wireless (Acoustic Sessions) 
Decadent (1999)
Supermassive Blackhole (EP)

Live albums
Livedelica (1995) - also included in Special Edition of Psychedelicatessen.
Concert in Paris
Critical Energy
Surface To Stage

Thanks to original poster: TigerShark