In the opening moments, Colleen's daughter is shown watching Magnum PI. When her mom asks her to answer the phone, the little girl says 'Not with Tom Magnum in this kind of trouble'.
Comedian, Actor Jerry Stiller makes his only appearance in the series as Brahms a former associate of Robert McCall.
The shot of the inside of the Pentagon war room in the beginning is actually a clip from the film WarGames (1983).