Bellman and True (1987)

Bellman and True is a 1987 crime thriller film about a computer expert named Hiller who is forced to rob a bank by a criminal gang. Hiller recruits a young protégé named Leach to help him decipher the bank's security system and successfully carry out the heist. However, things take a dangerous turn when they find themselves caught in a deadly game of cat and mouse with the gang.