The Man Who Made Volcanoes - S2-E9
Revealing mistake: When Wonder Woman is about to be crushed by the moving wall, one can see the white edge of the set on the left.
The Man Who Made Volcanoes - S2-E9
Visible crew/equipment: At the airport, the filming crew and a crane are reflected on the side of the car.
The Man Who Made Volcanoes - S2-E9
Revealing mistake: The scientists are watching an earthquake on a mountain with a Richter magnitude of 8.4. However, the rocks don't move a single inch, revealing it's a camera trick.
Answer: Not just Grundy but everything that could link Diana and her Wonder Woman identity. A links to B, then to C.
Did Randy know that Diana was really Wonder Woman?