 The Wachowskis asked Joe Pantoliano to watch John Huston 's The Treasure of the Sierra Madre and to focus on Humphrey Bogart 's character in order to prepare the paranoia of Caesar . Gershon 's influences for her role were James Dean , Marlon Brando and Clint Eastwood . Both Gershon and Tilly were nervous about filming the sex scenes and prepared by drinking tequila . 
