The System - S1-E2
Other mistake: When Nicholas impersonating Marley is going through the security cameras of the casino (none of which catching the 'double Marley' on camera exposing the trick, conveniently) there is one that follows with a cinematic motion the exact movements of the person answering the phone. They are all static cameras, just that one arbitrarily moves, without Nicholas doing anything. (00:36:50)
