 De Treaux played one of the three creatures in John Newland's horror TV movie "Don't Be Afraid of the Dark" (1973), which was her first film role.Making the prosthetics for De Treaux to play a "gnome-like creature" took some special adaptations, according to John Chambers.After "Don't Be Afraid of the Dark", she played on stage in the Dickens Faire and also did commercials.