The present invention provides a control signal forwarding method, a device and a television set, and relates to the technical field of television sets, which are used for accurately forwarding a control signal. The method comprises the steps of traversing all the layers of a platform through the Surface Flinger when the layers of the platform changes; judging whether the layers of the platform contains a layer of a third-party application program or not; if yes, acquiring the number of a current layer, wherein the number of the current layer is minimum among all the layers of the third-party application program; judging whether a control signal received by the television set is used for controlling the television set or the third-party application program according to the judgment that whether the layers of the platform contains a layer of a third-party application program or not and the number of the current layer; on the condition that the control signal is used for controlling the television set, forwarding the control signal to a television set control program; on the condition that the control signal is used for controlling the third-party application program, forwarding the control signal to the third-party application program. The method is used for forwarding the control signal.