Which 70's Sci-Fi movie gave us the screen's first use of laser holography?

Question

This is a trivia question, just for fun, and of course to hand out points. If needed I will provide more clues later.

Alrighty then....I guess my question was too darn easy! cookie cutter has beaten everyone to the answer. I'll try to think of a harder question next time. :-))

Answer 1

I will guess, hmmmmm.. 'Logan's Run' ? ;)