John-Patrick Driscoll

A famous car from a classic film is stolen; an order from the acting district attorney puts Frank and Erin at odds.

Voight's suspicions ring true when a violent break-in steers the Intelligence Unit back to a chilling figure from a previous case.

When President Kincaid decides to use the services of another surgeon, Duncan threatens Ellen that there will be terrible consequences if she can't convince him to keep her on as his doctor.