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Originally posted by: skyjedi2005
they had an episode where real life friends Bill Mumy and Mark Hamill played aliens, will robinson and luke skywalker on space cases.
Yeah, that was one of the first episodes "A Day in the Life" I think. Co-creator Peter David said that Mark was promised that shooting would be over by a certain time, but they ran really late, and there are outtakes of Mark jokingly complaining by continuously calling out the time.