Robert Trujillo

Guitar, Back Vocals

ex-Infectious Grooves, ex-Medication, ex-Black Label Society, ex-Jerry Cantrell, Mass Mental, ex-Ozzy Osbourne, ex-Suicidal Tendencies

James Hetfield

Vocals, Guitar

Lars Ulrich

Drums, Percussions

ex-Mercyful Fate

Kirk Lee Hammett

Guitar, Back Vocals

Kirk Hammett

Dave Mustaine

Guitar, Back Vocals

1982 - 1983
MD.45, Megadeth

Jason Newsted

Bass, Back Vocals

1986 - 2001
IR8, ex-EchoBrain, Newsted, Sexoturica, Whocares, ex-Ozzy Osbourne, Papa Wheelie, ex-Flotsam And Jetsam

Cliff Burton

Bass, Back Vocals

1983 - 1986
ex-Trauma (USA)

Ron McGovney

Bass, Back Vocals

1982 - 1983
Phantasm (USA-1)

Lloyd Grant

Guitar

1981 - 1981