The Death of a Double (German: Der Tod eines Doppelgängers, French: Les diamants d'Anvers) is a 1967 Belgian-West German crime drama film directed by Rolf Thiele and starring Jürgen Draeger, Werner Pochath and Ivan Desny. It was shot on location in Antwerp and Brussels.
The cynical young Jack plans to rob Cutler, who is smuggling illegal diamonds from Antwerp to Brussels on behalf of his boss Hoggan. Jack wants to live on easy street with lots of money and his model girlfriend Peggy. His plan involved murdering Cutler and assuming his identity by imitating his clothes, walk and voice. However, Cutler has his own plans to rob Hoggan and escape with his girlfriend Margaret. After Jack has killed him, fate takes him to the airport where he encounters both woman at the same time.