Markham Anderson is a voice actor known for his work in English-language dubs of anime, as well as for an extensive career in voiceover for commercials, video games, and animated properties across major studios. In the field of anime, he is recognized for providing the voice of the antagonist M. Bison in the English dub of Street Fighter II V, specifically in the first dub produced by ADV Films. This series is part of the larger Street Fighter franchise, where M. Bison appears as a recurring villain and the leader of the crime syndicate Shadaloo. His other anime voice acting credits include the lead role of Colonel John Blade in the 2000 original video animation Sin: The Movie, an American-Japanese co-production released by ADV Films, as well as various characters in the series A.D. Police and Gasaraki.

Beyond his specific anime roles, a significant portion of Anderson's career has involved providing character voices for major animation studios. He is notably the voice of Fred Flintstone for Hanna-Barbera and Warner Bros.-licensed toys, computer chips, and video games. His voiceover work also extends to commercial narration for a wide range of major companies and networks, including Coca-Cola, Ford Motor Company, General Motors, The Learning Channel, Cartoon Network, Nickelodeon, Comedy Central, Sony, and Fox Sports. His professional vocal abilities cover a broad spectrum, with a natural quality described as a guy next door, and he is noted for his skill in performing various regional American accents as well as British dialects.

Anderson's path to voice acting draws on a diverse professional background. He served as a United States Marine, an experience that included an assignment with a Special Boat Squadron supporting SEAL Team Three, and later worked as a police officer, bounty hunter, and private detective. He began his media career in television commercials in California during the early 1990s before moving to Texas to work in radio. It was there that he started using his skill for celebrity impersonations in commercials, which gradually developed into a full-time voiceover career. His professional training includes a Bachelor of Arts in English from San Diego State University and a Broadcast Degree, as well as voice lessons from Bob Ford Productions in Houston. In addition to his character work, he is an accomplished celebrity impersonator with a wide repertoire and is also a skilled mimic for animated roles.