Lt. 'Doc' Ostrow: You ought to see my new mind... it's up there in lights.
Cook: Another one of them new worlds. No beer, no women, no pool parlors, nothin'. Nothin' to do but throw rocks at tin cans, and we gotta bring our own tin cans.
Dr. Morbius: How ironic that a simple scholar, with no ambition, beyond a modest measure of seclusion, should out of the clear sky, find himself besieged by an army of fellow creatures, all grimly determined to be of service.
Lt. 'Doc' Ostrow: The total potential here must be nothing less than astronomical.
Dr. Morbius: Nothing less. The number 10 raised almost literally to the power of infinity.
Dr. Morbius: Yes, a single machine, a cube 20 miles on each side.
Commander Adams: Nice climate you have here. High oxygen content.
Robby the Robot: I seldom use it myself, sir. It promotes rust.
Robby the Robot: If you do not speak English, I am at your disposal with 187 other languages along with their various dialects and sub-tongues.
Chief Quinn: I'll bet any quantum mechanic in the service would give the rest of his life to fool around with this gadget.
Dr. Morbius: One cannot behold the face of the gorgon and live.
Dr. Morbius: Guilty! Guilty! My evil self is at that door, and I have no power to stop it.
Dr. Morbius: Altaira, I specifically asked you not to join us for lunch.
Altaira Morbius: Lunch is over. You didn't say anything about not coming in for coffee. Well, you didn't, did you?
Answer: Many of the sound effects use an electictronic instrument called a theremin which was invented in 1919. You may hear it used more musically in The Beach Boys song "Good Vibrations." The visual effects would have been animated composites as used in Star Wars and Ghostbusters.
Myridon