Acting
Adam McArthur
Born 1982-11-28
San Francisco, California, USA
Department: Acting
Biography
Adam McArthur is an American actor and martial artist based in Los Angeles, California, United States. His best-known role is voicing Marco Diaz in the Disney XD cartoon Star vs. the Forces of Evil. He also voices characters on other animation shows and on-screen on some nationally aired commercials. In martial arts, he specializes in kung fu, has been a champion at some tournaments, and has been the featured subject of several documentaries that have aired on PBS.
Known For
Prominent works featuring Adam McArthur
TV
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Star Wars: The Clone Wars
2008
TMDB4.3
TV
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Star vs. the Forces of Evil
2015
TMDB4.2
TV
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The Adventures of Puss in Boots
2015
TMDB3.5
TV
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Chibiverse
2022
TMDB3.2
TV
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Ollie & Scoops
2019
TMDB3.6
Movie
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Motocross Kids
2004
TMDB3.0
TV
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S.A.L.E.M.
2020
TMDB5.0
Movie
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Star vs. the Forces of Evil: The Battle for Mewni
2017
TMDB0.0
TV
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Homestuck: The Animated Series
2025
TMDB0.0
Movie
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Man Eaters
2018
TMDB3.0
Filmography & Credits
Complete career catalog (15 titles)
| Poster | Title | Character / Role | Type | Year |
|---|---|---|---|---|
 | Homestuck: The Animated Series | Dave Strider (voice) | TV Series | 2025 |
 | The Pickup | Joe | Movie | 2024 |
| The Pickup | Stunt Driver | Movie | 2024 |
 | Chibiverse | Marco Diaz (voice) | TV Series | 2022 |
 | S.A.L.E.M. | Oliver (Voice) | TV Series | 2020 |
 | Ollie & Scoops | Rudy (voice) | TV Series | 2019 |
 | Man Eaters | Frank | Movie | 2018 |
 | Star vs. the Forces of Evil: The Battle for Mewni | Marco Diaz (voice) | Movie | 2017 |
 | Star vs. the Forces of Evil | Marco Diaz (voice) | TV Series | 2015 |
 | The Adventures of Puss in Boots | Chad (voice) | TV Series | 2015 |
| Mike's Kooky Summer | Mike | Movie | 2014 | |
 | Star Wars: The Clone Wars | Prince Lee-Char (voice) | TV Series | 2008 |
 | Motocross Kids | Male Reporter | Movie | 2004 |
| Water Under the Bridge | Young Jake | Movie | 2003 | |
| Scooby-Doo! Spooky Camp Stories | Counselor Coope | Movie | — |