Cast of The Decline of Western Civilization Part II: The Metal Years

Dave Mustaine plays himself in the film, offering insights into his role as the co-founder and lead vocalist of the heavy metal band Megadeth.

Ozzy Osbourne appears as himself, showcasing his iconic status in the world of heavy metal music and his wild persona both on and off the stage.

Chris Holmes portrays himself in the documentary, giving viewers a glimpse into his life as the lead guitarist of the heavy metal band W.A.S.P.

Lemmy, the legendary frontman of the band Motörhead, showcases his larger-than-life personality and influence within the metal music community in his role as himself.

Paul Stanley takes on the role of himself in the film, providing viewers with an inside look at his experiences as the frontman and rhythm guitarist of the rock band KISS.

Gene Simmons is featured as himself in the documentary, offering insights into his career as the co-founder and bassist of the iconic rock band KISS.

Steven Tyler plays himself in the film, giving viewers a glimpse into his life as the lead singer of the rock band Aerosmith and his experiences in the music industry.

Joe Perry portrays himself in the documentary, showcasing his role as the lead guitarist and co-founder of the renowned rock band Aerosmith.

Alice Cooper appears as himself in the film, highlighting his influential career as a singer and musician known for his innovative stage performances.

C.C. DeVille takes on the role of himself in the documentary, providing viewers with insights into his journey as the lead guitarist of the rock band Poison.

Bill Gazzarri is featured as himself in the film, showcasing his role as the owner of the iconic Gazzarri's nightclub on the Sunset Strip, a popular music venue during the metal years.

Bret Michaels portrays himself in the documentary, giving viewers a glimpse into his experiences as the lead vocalist of the rock band Poison and his presence in the glam metal scene.