Abstract: Disclosed herein is a method for playing an interactive video on a user device. The method comprises receiving an interactive content file associated with a video to be played by the user device, the interactive content file comprising: one or more interactive tags arranged to be overlaid on the video when the video is played by the user device, wherein the one or more interactive tags have associated information which is accessible by a user when a respective tag is selected via a user interface of the user device; and information defining a location and a time for the tag to be overlaid on the video. The method also comprises receiving the video and combining, at a processor, the video and the one or more interactive tags in accordance with the information defining the location and the time for the tag to be overlaid on the video to produce an interactive video for display, and playing the interactive video for display.