Call + Response is a documentary film released in 2008 by Fair Trade Pictures to support human rights activism against human trafficking and slavery on a community level. The film was Justin Dillon's directorial debut and has received worldwide recognition, becoming one of the most important devices in spurring the modern-day abolitionist movement and was one of the year's top documentaries. This is the final film that Don LaFontaine voiced the trailers for the movie a month after his death.