Adam McArthur
Acting
13
Acting Credits
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
Star Wars: The Clone Wars
Prince Lee-Char (voice)
Star vs. the Forces of Evil
Marco Diaz (voice)
The Adventures of Puss in Boots
Chad (voice)
Chibiverse
Marco Diaz (voice)
Ollie & Scoops
Rudy (voice)
Star vs. the Forces of Evil: The Battle for Mewni
Marco Diaz (voice)
S.A.L.E.M.
Oliver (Voice)
Motocross Kids
Male Reporter
Filmography
Homestuck: The Animated Series
2025
as Dave Strider (voice)
The Pickup
2024
as Joe
Chibiverse
2022
as Marco Diaz (voice)
S.A.L.E.M.
2020
as Oliver (Voice)
Ollie & Scoops
2019
as Rudy (voice)
Man Eaters
2018
as Frank
Star vs. the Forces of Evil: The Battle for Mewni
2017
as Marco Diaz (voice)
Star vs. the Forces of Evil
2015
as Marco Diaz (voice)
The Adventures of Puss in Boots
2015
as Chad (voice)
Mike's Kooky Summer
2014
as Mike
Star Wars: The Clone Wars
2008
as Prince Lee-Char (voice)
Motocross Kids
2004
as Male Reporter
Water Under the Bridge
2003
as Young Jake