In this British crime caper, Hyde (Jack Hawkins), a bitter former military officer, decides to rob a bank and recruits a number of ex-army men to join in on the scheme. Along with Lexy (Richard Attenborough), Race (Nigel Patrick) and others, Hyde meticulously plans the heist, with preliminary missions resulting in tense and ridiculous situations, including a quest for much-needed explosives. Can Hyde and his cohorts pull off the big robbery and get away with it?