a Nova/WGBH production ; produced by Matthew Barrett, John Rubin, and Sarah Holt ; written by John Rubin ; directed by John Rubin, Rushmore Denooyer, Serena Davies, and Sarah Holt
Mary Skinner, 2B Productions, US and Slawomir Grunberg, Multicolor Film Agency, Poland in association with TV Poland present ; director, Mary Skinner ; producers, Mary Skinner and Piotr Piwowarczyk