1. A method for displaying a face detection frame in an image-taking device, which obtains an image signal representing a subject continuously at a predetermined cycle, displays a live video preview on a display device based on the obtained image signal and detects a face of the subject included in the live preview based on the obtained image signal, and superimposes a face detection frame surrounding the detected face of the subject on the live preview for display on the display device, the method comprising the steps of: detecting a movement of the image-taking device from the time of obtaining the image used for the face detection; and correcting a display position of the face detection frame according to the detected movement of the image-taking device on a basis of the display position of the face detection frame relative to the image used for the face detection.