Continuity mistake: Ravi initially speaks about having previous assistants in the morgue; However Ravi was working for the CDC at the time of the boat massacre before authoring his zombie paper. Meaning that Ravi and Liv must have started working at the morgue within a week of each other, which completely destroys the establishing dialogue of Ravi working in the morgue for a long time.
Continuity mistake: When Vaughn's assistant puts down the newspaper in front of him, it switches position to the left between shots. (00:38:20)