Revolver (1973)

Revolver is a 1973 Italian-French-West German crime drama thriller film. It features Oliver Reed, Fabio Testi, Paola Pitagora, Agostina Belli, and Reinhard Kolldehoff. A prison warden is forced to exchange a criminal for his kidnapped wife, but they soon begin working together to save her and unravel a larger conspiracy.