Marvin Gerard (No. 80) - S3-E2
Revealing mistake: In the scene where Solomon kills the Russian convoy driver in the hospital, there is a black computer mouse pointer visible over the HR/min on the medical equipment display. (00:22:23)
Revealing mistake: When Tom Keen is on the phone at the end of the episode, he is holding the phone backwards with the screen away from his ear. (00:41:20)