THX 1138 is a 1971 science fiction film directed by George Lucas. It depicts a dystopian future in which a high level of control is oppressed upon the population through omnipresent, faceless, android police officers and mandatory, regulated use of special drugs to suppress emotion, including sexual desire.
When THX 1138 (Robert Duvall) and his female roommate stop using the sedatives, they fall in love and conceive a baby. As a punishment, The Main character THX is incarcerated in a white limbo prison along with a collection of other captives. There is a feeling of complete exposure and vulnerability in a place with no where to hide. THX finaly escapes from the white vast space and is persuied by the android police robots. They chase THX 1138 up an escape ladder, but at the last minute allow him to escape as the cost of the pursuit has exceeded the budget.