When you try to take 'Behind the Scenes' photos of the crew

When you realise you haven't finalised the Adstream order and it's the day before the on air date

When you ask if any Prod Asses are free to go wardrobe shopping

When the director says that we're just gonna do one more take.

When you get to the shoot location early and avoid talking to the other crew members until is absolutely necessary

When the director sends you a treatment with loads of spelling mistakes

When you get the go-ahead for a shoot abroad