produced in association with Cream Productions Inc. for National Geographic Television & Film also in association with ZDF, ZDFE, France 5, BBC ; producer & director, Christopher Rowley ; writer, Michael W. Sheehan
Azores TV in association with NPG Productions presents a documentary by Nelson Ponta-Garça ; produced by Fernando Fragata, Sandra Meirelles Menino ; written and directed by Nelson Ponta-Garça
Associated Producers presents ; a Halpern/Jacobovici production ; written and directed by Simcha Jacobovici ; co-directed by Stuart Samuels ; produced by Elliott Halpern, Simcha Jacobovici ; produced by Associated Producers in association with the Canadian Broadcasting Corporation, A&E Network, Channel 4 Television Corporation, ZDF/Arte and ZDF Enterprises
produced by Randall MacLowry and Laura Longsworth ; directed by Randall MacLowry ; written by Michelle Ferrari ; a Yellow Jersey Films, Inc. production for American Experience in association with KQED