A Broker who embezzled money from his clients. When the Machine produced his number, Finch deploys Shaw to take care of Harvey in order to keep her busy and out of reach of Samaritan. Shaw rescues Harvey before he could jump out of a window.
A man who lost all his money in the Wall Street crash initiated by Samaritan. He handcuffs himself to his investment broker in the subway car while wearing a bomb vest and plans to blow everyone up as he cannot pay his wife's medical bills anymore. Shaw with help from the other subway passengers manages to talk him out of killing himself and he is arrested by the police.
Gary's investment banker, he lost all of Gary's money in the Wall Street crash initiated by Samaritan. Gary handcuffs himself to him in the subway car wearing a bomb vest and plans to blow everyone up. Shaw and the other passengers are able to talk Gary out of it.
An employee at a company which handles the security for the stock exchange. He's in possession of an administrative code that bypasses the bio metric scanner which Root needs to access the server room. Shaw finds him on the subway just before Gary starts threatening to blow up the car. Originally planning to get the code with more unconventional methods, Kenneth simply gives Shaw the code after she saved his life by talking Gary out of blowing himself up.
A passenger in the subway car who's sitting very close to Gary and who's also affected by the financial crisis. He tells Shaw that he's been completely wiped out, and doesn't know if he can pay his kids' tuition. He along with Shaw and the other passengers of the car talk Gary out of blowing himself up.
Another passenger in the subway. She's not on the market but her boss has lost his job due to the financial crisis, and she got laid off, too. She has three kids at home. She also helps in talking Gary out of blowing himself up.
A guard who works in the building where Finch and Root go to install the countermeasures against Samaritan's attack on the stock market. He allows Finch access to the security feeds after Root tells him that, due to Reese's intervention, some of the cameras aren't working well.
A woman in the crowd in front of the stock exchange who is standing close to Finch and Root. At some point she notices that the stocks just went up again but she doesn't know that Samaritan is behind it.