Anton "Little Tony The Red" Gruber - is the ruthless leader of the terrorists who have taken over the Klaxon Oil Building, and one of the few who can speak English. Gruber is his real name but people (including Leland) often refer to him as "Little Tony" or "Tony" as a nickname. Al Powell - a 22-year-old Los Angeles Police sergeant who is sent to the Klaxon Oil headquarters to check on an emergency call made by Leland and is soon thrown into radio contact with him and monitored by Gruber.