Party 7 (2000)

Seven characters, introduced at the start of the film, get thrown together into the same hotel room: a thief who's stolen a suitcase of money from the mob, his ex-girlfriend, her obsessive boyfriend, the mob soldier sent to retrieve the briefcase, another mobster sent to kill them, master voyeur Captain Banana and his new apprentice, The Mister Yellow. Who will end up with the money?