Dennis O'Connor is an actor who played Otto in "The Headless Ghost". His best known roles include the delivery man from the Disney movie the Santa Clause and as Sam Vernon in the TV series Street Legal. This article is a stub. You can help the Goosebumps Wiki by expanding it. Retrieved from "https://goosebumps.fandom.com/wiki/Dennis_O%27Connor?oldid=148996" Categories: Article stubs (actors) Actors Real Life Goosebumps (television series) Community content is available under CC-BY-SA unless otherwise noted.