Fred's relegated toward the back, too. The official reason is that she needs to be available to fix the equipment if the Doctor's not. The real reason, she suspects, is because he's worried about the Master targeting her in what's sure to be chaos.

Regardless of why, she stands back with Piper, ready to jump in if she needs to. She'd feel better if she had a crossbow, or a knife, or anything really.

While she waits, she gives Piper a weak, but hopefully reassuring smile. They'll get everyone back.