THX 1138

Robert Duvall portrays THX, the protagonist who rebels against a dystopian society that suppresses human emotions and individuality.

Donald Pleasence plays SEN, a character in the film who provides guidance and support to THX as he navigates the oppressive world around him.

Don Pedro Colley takes on the role of SRT, a close friend of THX who joins him in his quest for freedom and self-discovery.

Maggie McOmie portrays LUH, a significant figure in THX's life who challenges the status quo and ultimately influences his decisions.

Ian Wolfe appears as PTO, a character in THX 1138 who plays a role in the controlled and monitored society depicted in the film.

Marshall Efron embodies the character of TWA, a resident of the dystopian world who interacts with THX and contributes to the story's narrative.

Sid Haig takes on the role of NCH, a character who adds depth to the oppressive environment in which THX and others are trapped.

John Pearce portrays DWY, a character within the film who showcases the challenges and limitations faced by individuals in the controlled society.

Irene Cagen appears as IMM, a character who symbolizes the conformity and lack of personal autonomy present in the film's setting.

Gary Alan Marsh plays CAM, a role that contributes to the surveillance and monitoring of individuals within the oppressive world of THX 1138.

John Seaton takes on the character of OUE, a presence in the film that adds to the intricacies of the society that THX navigates.

Eugene I. Stillman portrays JOT, a character who aids in showcasing the challenges and restrictions faced by individuals like THX within the film.