She also has adopted a young girl named Isobel Rivers (Ann Gillis as a child), and raises her own son Augustus ("Gussie") Brandon (David Holt as a child)." Public relations specialists Mr.Casalais (Franklin Pangborn) and Mr.Jones (William Demarest) describe their elaborate preparations for an expeditionary "land-yacht" that follows behind with all the modern, luxurious conveniences (food, liquor, a hot shower, and support personnel).Stephen located the maintenance control room like the others and a maintenance manual with various charts and mall plans, but failed to notice that an ex-maintenance man zombie (Warner Shook) was ominously approaching closeby.Filming took place over a two-month period mostly on one set during mid-to-late summer in 1953.It was one of Hitchcock""s lesser but above-average classics, set in the post-war 1950s when ""getting-ahead"" in life was a primary motivation.] The meeting was interrupted by laughter from the Joker in the back of the room, who intimidated the group with a "magic pencil trick" that dispatched with Gambol""s henchman.