written and produced by Graham Chedd ; directed by Larry Engel ; a co-production of Chedd-Angier-Lewis Productions and Thirteen in association with WNET.ORG
a NOVA production by Erikson & Nilsson Production in association with WGBH/Boston ... [and others] ; medical photography, Lennart Nilsson ; produced, written by Julia Cort
by David Attenborough ; a BBC TV production in association with Australian Broadcasting Corporation, Turner Broadcasting System Inc. ; BBC Bristol ; executive producer, Peter Jones
a Bernd Eichinger/Bernd Schaefers production ; a Neue Constantin, Cristaldifilm, Films Ariane co-production in association with ZDF ; a Jean-Jacques Annaud film ; a palimpsest of Umberto Eco's novel ; screenplay by Andrew Birkin, Gerard Brach, Howard Franklin, Alain Godard ; produced by Bernd Eichinger ; directed by Jean-Jacques Annaud
presented by Thirteen for WNET.ORG ; Distributed by American Public Television ; A ParnassusWorks Film ; produced and directed by Richard Rifkind, Carole Rifkind
written, produced and directed by Linda Garmon ; a Nova production by the WGBH/Boston Science Unit in association with BBC-TV, NDR International Hamburg and Nederlandse Omroepprogramma Stichting