Sony Pictures Classics ; a Schmidtz Katze Filmkollektiv, Zebra Film Studio, the Film Works production ; directed by Agnieszka Holland ; written by David F. Shamoon ; produced by Steffen Reuter ... [and others]
Katahdin Productions and Match&Spark present, in association with ARTE and NDR, and The Emanuel Ringelblum Jewish Historical Institute ; a film by Roberta Grossman ; written, produced and directed by Roberta Grossman ; consulting scholar, Samuel D. Kassow ; executive producers, Nancy Speilberg, Ronald S. Lauder, Al Berg, Ori and Mirit Eisen, Anna Różalska, Philippa Kowarsky