The Secret Life of Archie's Wife (1990)

Bunny, an unhappily married Denver housewife, frustrated and stressed out over her uncommunicative businessman husband Archie as well as planing their daughter's coming wedding, has her life turned upside down one day when she's taken hostage by Walter, a bumbling loser on the run from the law after having robbed a bank in order to pay off money to his loan shark Sebastian and to support his elderly mother. Soon Bunny and Walter form a romantic bond and decide to help each other with their problems in their own ways.