The statue of the Puerto Rican actor Luis Guzman is visible in the end sequence when it is supposed to be revealed to the school for the first time at the end of episode 5.
When Annie is asking the group if they want to take part in her experiment, Troy answers looking directly at her but whenever the camera cuts back to her replies, he has turned his head away from her.
When Vaughn discovers the group has his poem, his arms go from right arm up to hands in pockets to left hand up between shots.