Comparing Cuban and Haitian migrant smuggling schemes, this article explores the relationship between violence and the social organization of migrant smuggling, including the smuggling of refugees. Levels of violence, political repression, and ethnic persecution in sending states provide an important context for understanding the origins and organization of this illicit market. Examining the violent threats and acts directed at migrants en route, we argue that violence is not a necessary part of the illicit market for unauthorized migration, attenuated by the social networks, cultural norms, and contractual relationships in which it is embedded.