The invention provides a remote controller and a remote-control display system, belongs to the technical field of remote control displaying and solves the problem that during use of the existing remote controller in the dark, keys to be controlled are difficult to quickly find. The remote controller comprises an operating surface for operation, an image signal acquisition module, a control module and a first transmitting module; the image signal acquisition module is used for acquiring an image of the operating surface and transmitting the image to the control module; the control module is used for judging the position of a user's finger on the operating surface of the remote controller according to the image acquired by the image signal acquisition module, thus acquiring the positional information of the user's finger; the first transmitting module is used for transmitting the positional information of the user's finger output by the control module, to a display terminal.