National Geographic Television ; Tigress Productions ; produced and directed by Graham Booth, Harvey Lilley, Matthew Thompson ; series producer, Andrew Jackson
a co-production of ABC/Kane Productions and the BBC, in association with Trebitsch Produktion International GmbH and PBS ; executive producers, Alex Gregory and Dennis B. Kane ; written by Alex Gregory ; produced by Neil Lucas
Les Productions de la Lanterne, Images Plus & Tele-Tchad présentent ; un film de Mahamat-Saleh Haroun ; un film écrit et réalisé par Mahamat-Saleh Haroun ; production, Claude Gilaizeau, Sylvie Maigne
O'Rourke and Associates Filmmakers ; Direct Cinema Limited; producer, director Dennis O'Rourke ; produced in association with The Institute of Papua New Guinea Studies ... [and] Channel 4