Elijah Wood

as Beck

Tricia Helfer

as Voice of the Grid

Paul Reubens

as Pavel

Bruce Boxleitner

as Tron

Lance Henriksen

as General Tesler

Emmanuelle Chriqui

as Paige

Mandy Moore

as Mara

Nate Corddry

as Zed

Reginald VelJohnson

as Able

Fred Tatasciore

as Clu