Alan Oppenheimer is an American actor with numerous live action and vocal roles back as far as the 1960s. Perhaps his best-known roles are as multiple characters on He-Man & the Masters of the Universe, including Man-At-Arms, Battlecat/Cringer, and series antagonist Skeletor.

Oppenheimer voiced Dr. Polidorius in the '87 series episodes, Rebel Without a Fin.

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