Zoe appears in her sparkly catsuit from Episode One. There is no explanation for the change of outfit.
Revealing Mistake: The first victim of the hypnotic ray is walking toward the camera. As he stops, the sound of his footsteps continues for a moment.
Watkins: You're an evil man, Vaughn. You're sadistic, you're a megalomaniac, you're insane. I pity you. But if I get half the chance, I'll kill you.