1. A process for personalizing an original digital video containing an image comprising an original background scene and a foreground including an original actor, the process comprising: tracking the position, orientation, and expression of the original actor replacing at least a key portion of the original actor with an image that continues the background scene inserting a new actor into the video, the new actor substantially matching the position, orientation and expression of the replaced portion of the original actor recreating illumination and shading effects on the new actor recreating shadows and reflections of the new actor.