Adam McArthur
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.
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Movies (7)
The Pickup
2024 · Joe, Stunt Driver
Man Eaters
2018 · Frank
Star vs. the Forces of Evil: The Battle for Mewni
2017 · Marco Diaz (voice)
Mike's Kooky Summer
2014 · Mike
Motocross Kids
2004 · Male Reporter
Water Under the Bridge
2003 · Young Jake
Scooby-Doo! Spooky Camp Stories
· Counselor Coope
TV shows (7)
Homestuck: The Animated Series
2025 · Dave Strider (voice)
Chibiverse
2022 · Marco Diaz (voice)
S.A.L.E.M.
2020 · Oliver (Voice)
Ollie & Scoops
2019 · Rudy (voice)
Star vs las fuerzas del mal
2015 · Marco Diaz (voice)
Las Aventuras del Gato con Botas
2015 · Chad (voice)
Star Wars: La Guerra de los Clones
2008 · Prince Lee-Char (voice)