"Looks like they found the hidden camera," one said to the other.

In fact they might be watching her right now, on a hidden camera: calling the police.

For one thing, he didn't need to worry about hidden cameras watching his every move.

I started looking for the hidden camera in the room.

A hidden camera watched the players after the crew had left the room to see if they would read it.

Of course, in a store you are fair game to any hidden camera or observation.

The group members figured something was out of place, they decided to put hidden cameras in the house.

I do think having a hidden camera in a children's toy is far too dangerous.

He also found a hidden camera in a smoke alarm.

There's a hidden camera in the ceiling of the pool.