directors, Michael Duffy, Declan Healy, Valerie Mellon, Maurice O'Brien, Tim Usborne ; executive producer, Jacqueline Smith ; series producer, Catherine Abbott ; BBC Studios, BBC Scotland
[presented by David Epstein] ; [presented by John C. Hill] ; [presented by Mark A. Tarnopolsky] ; [produced by] Healthy Learning ; [produced by] Monterey Bay Video Production Company
Radius-TWC and Atlas Films presents ; in association with Artemis Rising Foundation and Diamond Docs ; produced by Eve Marson, Sarah Olson, Stephanie Soechtig ; written by Mark Monroe, Stephanie Soechtig ; directed by Stephanie Soechtig
script, Toby Roan ; director/camera, Allen Weiss ; produced by Advanced Medical Productions, Inc. & Serious Robots/Trailblazer Studios for Discovery Communications, Inc