THX 1138 - Cast

Robert Duvall

THX
Actor

Donald Pleasence

SEN
Actor

Don Pedro Colley

SRT
Actor

Maggie McOmie

LUH
Actor

Ian Wolfe

PTO
Actor

Marshall Efron

TWA
Actor

Sid Haig

NCH
Actor

Jack Walsh

TRG
Actor

Johnny Weissmuller Jr.

Chrome Robot
Actor

James Wheaton

OMM (voice)
Actor

Gary Austin

Man in Yellow
Actor

Ralph Chesse

Trial Proctor
Actor

Scott Beach

Announcer (voice)
Actor

Terence McGovern

Announcer (voice)
Actor

Julie Payne

Announcer (voice)
Actor

David Ogden Stiers

Announcer (voice)
Actor

Bart Patton

Announcer (voice)
Actor