Call & Response is a 2008 documentary film by Fair Trade Pictures to support human rights activism against human trafficking and slavery on a community level. The film explores the 21st century slave trade and offers first hand accounts on the issue from Cornel West, Madeleine Albright, Daryl Hannah, Julia Ormond, Ashley Judd, Nicholas D. Kristof, and many other prominent political and cultural figures. The film also includes musical performances from Moby, Natasha Bedingfield, Cold War Kids, Matisyahu, Imogen Heap, Talib Kweli, Five For Fighting, Switchfoot, Nickel Creek, Tom Petty and the Heartbreakers, and Rocco Deluca.