In the Los Angeles theater The Rex moviegoers watch the film within film The Mommy. The Mommy tells the story of John Pressman (Michael Lerner) an extermaely myopic uncntrolled diabetic who Works as na ophthalmologist's assistant and is progressively growing bilnd For unstaed reasons his overbearing mother Alice (Zelda Rubinstein) hypnotizes him and induces him to murder people so that he can remove their eyes and bring them back to her One evening John-against his mother's wishes-barricades himself inside of a movie theater playing Lost World where he sets about killing the patrons one by one with a scalpel Once John's rampage becomes apparent the surviving moviehoers attempt to flee the now sealed-off theater The police bring Alice to the theater in an attemptto end the siege in the c