a Nova production by Hamilton Land & Cattle, Inc. for WGBH-Boston ; WGBH Educational Foundation ; Written and produced by Doug Hamilton ; associate producer: Solana Pyne
a production of WETA Washington, D.C. ; Bosch and Company LLC ; and Latino Public Broadcasting (LPB), in association with the Independent Television Service (ITVS) ; series producer, Adriana Bosch ; directors, David Belton and Sonia Fritz
produced by Mary Olive Smith and Steven Engel ; directed by Mary Olive Smith and Amy Bucher ; an Engel Entertainment production in association with Nova
written by Stephen Lyons & Llewellyn M. Smith ; directed by Llewellyn M. Smith ; produced by Llewellyn M. Smith, Stephen Lyons ; a Nova production for WGBH Boston ; WGBH Educational Foundation