 According to Chris Barrie, Paul Jackson's presence alone caused the crew to suddenly double in size.Robert Llewellyn even commented on a soundman walking precariously along the gantry above the set, "risking life and limb," and various other crewmembers removing nails with their teeth and Naylor remarked that some carpenters were hammering in other nails with their heads, humorous references to the fear that Jackson struck into the hearts of the crew.The new super intelligent Holly was visioned as having a bald head and small spectacles.