The Art of the Swap: A Guide to Changing Faces in Video

Have you ever watched a movie and wondered how actors are seamlessly de-aged, or scrolled through social media to find hilarious memes where a friend’s face is pasted onto a dancing hero? Changing a face in a video—often called face-swapping or digital replacement—has evolved from a complex Hollywood visual effects secret into a popular, accessible tool for digital creators, filmmakers, and meme-makers alike.