
Mater and Lightning McQueen gear up for a musical showdown. Mater’s garage group, Mater and the Gas Caps, lands a surprise hit, catapulting him to rock‑star fame. Excited by the buzz, Lightning hops onto the stage, joining Mater’s band for what promises to be the concert of the century.
Does Heavy Metal Mater have end credit scenes?
No!
Heavy Metal Mater does not have end credit scenes. You can leave when the credits roll.
Explore the complete cast of Heavy Metal Mater, including both lead and supporting actors. Learn who plays each character, discover their past roles and achievements, and find out what makes this ensemble cast stand out in the world of film and television.

Lori Alan
Additional Voice Talent (voice)

Elissa Knight
Tia (voice)

Larry the Cable Guy
Mater (voice)

Laraine Newman
Additional Voice Talent (voice)

George Carlin
Filmore (voice) (archive sound)

Keith Ferguson
Lightning McQueen (voice)

Jack Angel
Additional Voice Talent (voice)

Steve Purcell
Additional Voice Talent (voice)

Jan Rabson
Additional Voice Talent (voice)

Danny Mann
Additional Voice Talent (voice)

Lindsey Collins
Mia (voice)

Guido Quaroni
Guido (voice)

Paul Eiding
Additional Voice Talent (voice)

Bob Scott
Additional Voice Talent (voice)

John Cygan
Additional Voice Talent (voice)

Mickie McGowan
Additional Voice Talent (voice)
Discover where to watch Heavy Metal Mater online, including streaming platforms, rental options, and official sources. Compare reviews, ratings, and in-depth movie information across sites like IMDb, TMDb or Letterboxd.

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