Mission: Impossible - Season 3 Episode 23 : The Vault 1973

Phillipe Pereda, finance minister of Costa Mateo has stolen $40 million from the vault of the country's president, De Varo. De Caro plans to announce the money will be used for an industrialization process. Pereda plans to frame the president for embezzlement when it is found the money is missing from the supposedly impenetrable vault, then take over the country. The IMF must stop him. Willy sneaks Barney into the vault and he gets it open and makes it look like it was robbed before setting off the alarm. Rollin (as an auditor) lets a guard see Barney before knocking him out, then knocking himself out. Pereda realizes that with this new robbery, he won't be able to frame De Caro. Cinnamon and Jim (as representatives trying to cut a deal with Pereda to buy land once he is in power) suggest he temporarily replace the stolen money with Treasury cash before De Caro confirms the theft. Pereda sneaks into the vault using an audio tape of De Varo's perfectly pitched code, he puts in the money