a NOVA production by Big House Productions for WGBH Boston ; executive producer, Chris Schmidt ; co-produced by Cara Feinberg ; written, produced and directed by Daniel McCabe
a Nova/WGBH, La Cinquième, Südwestrundfunk, Gedéon Programmes, Meridian, and NHK co-production ; produced for Nova by Providence Pictures, Inc. for WGBH/Boston ; written and directed by Liesl Clark
produced by Dreamfilm Productions ; produced in association with CBC Television ; produced by Sue Ridout, Helen Slinger, Sara Darling ; written by Bruce Mohun and Helen Slinger ; directed by Bruce Mohun