When Adam Cassidy unlocks Dr. Judith Bolton's phone to reveal the calls to and from "Hamilton," he proceeds to hand the phone to Wyatt, where the camera then shows a black screen (locked phone). However, when the camera cuts in a closeup of Wyatt with the phone, he is reading the call list Cassidy had previously unlocked.
When Emma is seen shutting off the shower water the morning after spending the night with Adam at her apartment, she clearly has red nail polish on. The night before, presumably right before they go to bed for the evening, she has no polish on at all.
In the latter half of the film an egg shell is severely cracked with a tea spoon but in the cut to the next scene the egg merely has a dent in the shell.
When Adam Cassidy is playing chess with Wyatt, there is no way he can make a checkmate without making check with his queen.
There are several assumptions about smartphones that are not based in reality: while developing they find that they can Geo-track other phone just by sending an email - and as a side effect they now can listen to phone calls on these phones. Another time Liam Hemsworth finds a tracking chip inside his smartphone - which is unnecessary since phones have GPS functionality.
When Adam smashes his TV with a baseball bat, the last image on Meechum's monitor goes blank, suggesting that there was a camera hidden in the TV. However, the image on the monitor shows Adam from behind as he smashes the TV.
Obvious dummy when Kevin is knocked down by the jeep.
At the weekend gateway, when Chuck (Harrison Ford) introduces Emma (Amber Heard) he says: "This is Amber."