Visible crew/equipment: When Oliver jumps out of the window of Adam Hunt's office, you can see the safety rope at the bottom.
Visible crew/equipment: Sherlock and Joan are sitting on a street restaurant. The restaurant glass door opens in the background and you can see a light box reflected on it.
Episode #1.3 - S1-E3
Visible crew/equipment: As the camera pans over Gate's car once Arnott searches it for the whiskey glass, you can see a person's face lying in the back seat of the car.
Visible crew/equipment: When Rebecca Madsen jumps in her car to pursue the armored truck, as she does a U-turn and takes off at high speed, you can see all the people standing on the side watching the filming. Some even have their phone cameras out videoing it. (00:29:30)