A former high school English teacher, she was let go because of budget cuts. After she was summoned for jury duty, a fixer started blackmailing her with the threat of killing innocent people if she didn't help swing the verdict in favor of the fixer's client. The Machine placed Finch on the same jury and with help of Reese and Zoe stopped the fixer and exposed the people responsible.
She was the CEO of a telecommunications company Infinince. After discovering that Infinince's 5K system exceeded SAR limits and caused numerous health problems including cancer, she tried to stop the project only to be killed by Phillip Ward while her husband, Chad, was framed for her murder.
Caroline Mills' right-hand man at Infinince, he murdered her after she tried to expose Infinince's faulty 5K system, which would have cost the company billions. He framed her husband Chad for her murder and hired a fixer to make sure he was convicted. He is later exposed by Zoe and arrested by Fusco.
She is the prosecuting attorney in the murder trial of Caroline Mills. During the course of the trial she accuses Chad Bryson, Caroline's husband, of her murder. But after it is revealed that Chad was set up by a third party, Cobb decides to drop all charges against him.
The Court Officer oversees the jurors at the Caroline Mills murder trial. After Judge Riginald sequesters the jury to prevent any contact with the outside world, he collects everyone's electronics devices leaving Finch cut off from Reese and Zoe.
He is a fixer hired by Phillip Ward to make sure that Chad Bryson is convicted in his wife's murder trial. After Emma was selected as a juror, he started blackmailing her with the threat of killing innocent people unless she helped swing the verdict against Chad Bryson. He also got himself selected on the jury and kept an eye on Emma. After Emma reveals the truth to Finch, Tim broke into their room and tried to kill him but is stopped by Reese. After engaging in an intense hand-to-hand combat he is subdued by Reese and arrested.