Eric Singer (aka Eric Doyle Mensinger)

Drums, Back Vocals

ex-Black Sabbath

Tommy Thayer

Guitar

ex-Black 'N Blue, Marc Ferrari And Friends, Harlow

Stanley Bert Eisen (aka Paul Stanley, aka Starchild)

Vocals, Guitar

Paul Stanley, Wicked Lester (USA-2)

Gene Klein (aka Gene Simmons, aka The Demon, aka Chaim Witz, aka Reginald Van Helsing)

Vocals, Bass

Gene Simmons, ex-Wendy O. Williams, Wicked Lester (USA-2)

George Peter John Criscoula (aka Peter Criss, aka The Catman)

Vocals, Drums, Back Vocals

1972 - 1979
Wicked Lester (USA-2), Peter Criss

Paul Charles Caravello (aka Eric Carr, aka The Fox)

Vocals, Drums

1980 - 1991
Eric Carr

Bruce Kulick

Vocals, Guitar, Back Vocals

1984 - 1996
Frankie Banali And Friends, ex-Blackjack, ex-Paul Stanley

Vinnie Vincent

Guitar, Back Vocals

1982 - 1984
Treasure, Vinnie Vincent, Vinnie Vincent Invasion, ex-Vinnie Vincent Invasion

Paul Daniel Frehley (aka Ace Frehley, aka Space Ace)

Vocals, Guitar, Back Vocals

1972 - 1982
Frehley's Comet, Ace Frehley

Mark St. John (aka Mark Leslie Norton)

Guitar, Back Vocals

1984 - 1984