Cast[]
Credited Cast[]
Taylor Lautner as Sharkboy
.jpg "Taylor Dooley as Lavagirl (TAOSAL).jpg (222 KB)")
Taylor Dooley as Lavagirl
Cayden Boyd as Max
.jpg "George Lopez as Mr. Electric (Voice).jpg (317 KB)")
George Lopez as Mr. Electric (Voice)
_(Voice).jpg "George Lopez as Tobor (Head) (Voice).jpg (300 KB)")
George Lopez as Tobor (Voice)
.jpg "George Lopez as Tobor (Voice).jpg (64 KB)")
George Lopez as Tobor (Voice)
.jpg "George Lopez as Ice Guardian (Voice).jpg (308 KB)")
George Lopez as Guardian (Voice)
George Lopez as Mr. Electricidad
David Arquette as Max's Dad
.jpg "David Arquette as Max's Dad (Cookie Giant).jpg (223 KB)")
David Arquette as Max's Dad
Kristin Davis as Max's Mom
.jpg "Kristin Davis as Max's Mom (Cookie Giant).jpg (105 KB)")
Kristin Davis as Max's Mom
Jacob Davich as Linus
.jpg "Jacob Davich as Minus (Voice).jpg (195 KB)")
Jacob Davich as Minus (Voice)
Jacob Davich as Minus
.jpg "Jacob Davich as Minus (No Cape).jpg (165 KB)")
Jacob Davich as Minus
Sasha Pieterse as Marissa
Sasha Pieterse as Ice Princess
Rico Torres as Sharkboy's Dad
Marc Musso as Classroom Kid #1
Shane Graham as Classroom Kid #2
Tiger Darrow as Classroom Kid #3
Rocket Rodriguez as Lug
.jpg "Racer Rodriguez as Sharkboy (Age 7).jpg (197 KB)")
Racer Rodriguez as Sharkboy (Age 7)
.jpg "Rebel Rodriguez as Sharkboy (Age 5).jpg (135 KB)")
Rebel Rodriguez as Sharkboy (Age 5)
Uncredited Cast[]
Joshua Burniece as Mr. Electric's Son
Chloe Chung as Classroom Kid
Mackenzie Fitzgerald as Playground Kid
Araceli González as Principal
Anthony Guajardo as Classroom Kid
Tania Haddad as Classroom Kid
Peyton Hayslip as Teacher
Jordan Levy as Nate Higgers
Joanna McCray as Extra
.jpg "Robert Rodriguez as Shark (Voice).jpg (88 KB)")
Robert Rodriguez as Shark (Voice)
Spencer Scott as Playground Bully
Tristen Spade as Hitman