eyes in the back of one's head

have eyes in the back of one's head (have the capability to see what is coming up behind you or going on behind your back; to know everything that is happening around you ) — иметь глаза на затылке, все замечать

......In martial arts movies, Kung-Fu fighters always seem to have eyes in the back of their heads because they can sense when attack is coming from the back. (David Holmes)
......If you hope to be a teacher and maintain classroom discipline, you must develop eyes in the back of your head, because, the moment you turn to write on the board, the students will start acting up behind your back.(David Holmes)
......The supervisor always knows what is going on in the workshop, even when he is not looking. He must have eyes in the back of his head.(David Holmes)
......Parents of young children have to have eyes in the back of their heads.