Bruce Boxleitner

As Kevin Flynn (played by the great Jeff Bridges) searches for proof that he invented a hit video game, he is digitalised by a laser and finds himself inside 'The Grid', where programs suffer under the tyrannical rule of the Master Control Program (MCP). 

Some time between 'Tron' and 'Tron: Legacy', a young program named Beck becomes the skillful leader of a revolution inside the computer world of The Grid.