 When the filmmakers first considered celebrity narrators it was  suggested to work with Keir Dullea (qv), a neighbor of producer  Guy Perrotta (qv) and whose wife, Susie Fuller, was once Perottas  acting teacher. When the narration was recorded sometime later,  Louis Edmonds (qv) was set to start when he was taken ill with  throat cancer. Edmonds suggested that the producers work with his  neighbor, Roy Scheider (qv).