American Experience Films PBS presents ; a Moxie Firecracker production ; Moxie Firecracker Films ; written by Keven McAlester, Mark Bailey ; directed and produced by Rory Kennedy
produced by Lauren Mucciolo, Missy Frederick, Michelle Mizner, Lu Olkowski, Tom Jennings ; written by Atul Gawande, Tom Jennings ; directed by Tom Jennings, Nisha Pahuja
a BBC Studios Natural History Unit production ; a co-production with BBC America, Tencent, WDR, France Televisions and CCTV9 ; a BBC Open University partnership ; executive producer, James Honeyborne ; series producer, Mark Brownlow ; producers, Miles Barton, Orla Doherty, Kathryn Jeffs, Will Ridgeon, John Ruthven, Jonathan Smith