When Colin the photographer is showing Regan and Carter the surveillance video of Ronnie Harries, he presses the stop button on the video recorder and the picture on the TV screen disappears. This is followed by a close-up of the TV screen which continues to show a still from the video.
When two marksmen are covering a team sent to arrest someone, one of them cycles the bolt of his rifle. Clearly the rifle is empty, because cycling a bolt on a loaded bolt action rifle ejects whatever is in the firing chamber.