Mission 6: Bahamas (S02E07)

In the gripping episode titled "Mission 6: Bahamas," the Controller assigns the last three pairs an intense challenge: to explore a shipwreck in the treacherous, shark-filled waters of the Bahamas and recover a mysterious box. The contents of this box will push their 00-agent abilities to the limit. As the stakes rise, one pair will face elimination, while the remaining teams have the opportunity to compete for a life-changing prize of £500,000 during a high-stakes casino visit.