Henry Silva broke Steven Seagal's nose in the final fight scene. Seagal was rushed to the hospital. The next day Seagal was back at work. He stayed up all night icing it, so that he wouldn't get a black eye.
The pictures in the opening credits, including the one of baby Nico, are real pictures of Steven Seagal in his youth.
Steven Seagal declared in an interview that among his first five film roles, Nico Toscani was his favorite character to play.
When Daniel Faraldo auditioned for his role, Andrew Davis thought he was too small to intimidate Steven Seagal. Seagal suggested Faraldo try to scare him, so he tried to break a chair over Seagal's back. He got the part.
Andrew Davis: [cast] Ron Dean and Joseph F. Kosala also appeared in Code of Silence (1985), The Fugitive (1993), and Chain Reaction (1996).