3 Needles (2005)

In South Africa Chloe Sevigny, Sandra Oh and Olympia Dukakis play three novice nuns working to save the souls of Africans dying of AIDS. In rural China, Lucy Liu's character runs a mobile blood collection service on which thousands of peasants depend on for their livelihood. In Montreal, Shawn Ashmore plays a porn actor who passes his monthly blood tests by stealing samples from his father.

Official website: http://www.3-needles.com/