a co-production of the WGBH/NOVA Science Unit and Clear Blue Sky Productions ; written by Joel Olicker and Chris Schmidt ; produced and directed by Joel Olicker
a co-production of the WGBH/NOVA Science Unit and Clear Blue Sky Productions ; written by John Heminway, produced by John Heminway & Michelle Nicholasen
photographed by Lennart Nilsson ; written by Thomas Friedman ; directed by Mikael Agaton ; produced by Mikael Agaton, Thomas Friedman, Lars Rengfelt ; a coproduction between Swedish Television ... [and others] ; WGBH Boston