Visible crew/equipment: Early in this episode, when the pupils are coming into school, Calley calls out to Vince "oi Vince, there's a lot of people looking for you" there is a reflection of a sound man holding a boom mike in the window of the blue car next to Vince.
Visible crew/equipment: In the scene where the students are setting up the American prom, a boom mike shadow can be seen on Calley's head when she, Ronnie and Fiona go over to talk to Helen and Georgina.
Visible crew/equipment: When Ziggy and Trev enter the classroom there a shadow of the boom mike on the blackboard.