Credits

Metallica: Producer
Kirk Hammett: Guitar
James Hetfield: Guitar, Vocals
Bob Rock: Bass, Producer, Mixing, Remix
Vlado Meller: Mastering
Robert Trujillo: Bass
Ted Jensen: Mastering
Randy Staub: Remix
Eric Helmkamp: Assistant
Mike Gillies: Assistant, Digital Engineer, Engineer, Mixing
Lars Ulrich: Drums