Revealing mistake: While the morgue's examiner opens Johnson's right eye with his fingers, the "corpse's" eyelid twitches repeatedly. (00:12:30)
Revealing mistake: At the end of the episode, Grissom pins the newspaper article about the security guard's death onto the bulletin board and the camera zooms in on it. The article is three paragraphs long, however it is the same paragraph of text repeated three times. (A DVD player with a zoom feature can confirm this.) (00:44:30)
Cool Change - S1-E2
Revealing mistake: The male corpse's eye is fluttering as his arm is examined. (00:10:30)
Revealing mistake: Ribbons is talking to Grissom and Nick in the autopsy room, and the latest post autopsy female lies on the table. Grissom says, "He choked her unconscious, and brought her..." and when the shot faces her head and shoulders, watch her neck - you can see the veins in her neck pumping. (00:06:45)
Revealing mistake: At the end of the episode when they view flashbacks of what happened when Zack died, there is a scene when Tyler is performing CPR on Zack. You can see that Zack is a dummy. (00:39:55)
Cool Change - S1-E2
Revealing mistake: Dead Hotel guy's torso moves slightly up and down during his autopsy.
Revealing mistake: The woman in the trash bin blinks as the flash light is shine on her after the team retrieved her from the bin. (00:07:03)