Passionate Productions for BBC ; produced for NOVA by Holt Productions, LLC ; WGBH Boston ; produced and directed by Jemima Harrison and Sarah Holt ; writer for the BBC, Jemima Harrison ; executive producer for the BBC, Richard Klein ; senior executive producer, Paula S. Apsell
a co-production between Swedish Television (in association with WGBH Boston) and ZDF/Arte and Channel Four (in association with RA1 3, NPS, NRK, TV2 Denmark and YLE 1) ; photography, Lennart Nilsson ; directors and producers, Mikael Agaton, Thomas Friedman, Lars Rengfelt ; written by Thomas Friedman ; executive producers Paula S. Apsell and Bo G. Erikson
[produced by Marian Marzynski ; written by Marian Marzynski ; camera, Jean de Segonzac ; a production of Marz Associates for Frontline ; WGBH Educational Foundation ; produced for the Documentary Consortium by WGBH-Boston]
writer, David Haig ; producers, Michael Casey, Douglas Rae ; director, Brian Kirk ; a co-production of Ingenious Broadcasting in association with Octagon Films with the participation of Bord Scannán na hÉireann/Irish Film Board ; in association with Granada International ; an Ecosse Films and WGBH/Boston production