Knocking (2006) is a Documentary film that follows knocking opens the door on Jehovah's Witnesses. They are moral conservatives who stay out of politics and the Culture War, but they won a record number of court cases expanding freedom for everyone. They refuse blood transfusions on religious grounds, but they embrace the science behind bloodless surgery. In Nazi Germany, they could fight for Hitler or go to the concentration camps. They chose the camps. Following two families who stand firm for their controversial and misunderstood Christian faith, KNOCKING reveals how one unlikely religion helped to shape history beyond the doorstep. Knocking is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 7.7 out of 10 from 3 votes. Fans of documentary movies may also want to explore similar titles below.