Danny Archer is a fictional character from the 2006 film Blood Diamond, portrayed by actor Leonardo DiCaprio. He is a mercenary and diamond smuggler in Sierra Leone during the civil war. Archer is driven by profit and is willing to take risks to obtain valuable diamonds, often putting himself and others in danger. Throughout the film, Danny Archer forms an uneasy alliance with Solomon Vandy, a fisherman who has been separated from his family. Together, they navigate the treacherous landscape of war and greed, highlighting the impact of the diamond trade on local communities and the ethical dilemmas surrounding it.