"The Transformation" is the thirteenth episode of the first season of the American science fiction drama television series Fringe. Its storyline centers on the circumstances surrounding a deceased scientist (Neal Huff), who was doped with a "designer virus" and transformed into a dangerous monster, causing his plane to crash. Fringe agent Olivia Dunham (Anna Torv) and FBI consultants Peter (Joshua Jackson) and Walter Bishop (John Noble) connect the event to an impending arms deal.