|Jeff Bridges||Kevin Flynn/Clu|
|Bruce Boxleitner||Alan Bradley/Tron|
|David Warner||Ed Dillinger/Sark/Master Control Program|
|Barnard Hughes||Dr. Walter Gibbs/Dumont|
|Dan Shor||Ram/Co-worker who wants popcorn|
|Tony Stephano||Peter/Sark's Lieutenant|
When talented computer engineer Kevin Flynn finds out that Ed Dillinger, an executive at his company, has been stealing his work, he tries to hack into the system. However, Flynn is transported into the digital world, where he has to face off against Dillinger's computerized likeness, Sark, and the imposing Master Control Program. Aided by Tron and Yori, Flynn becomes a freedom fighter for the oppressed programs of the grid.