On Deadly Ground is a 1994 American environmental action adventure film directed, co-produced by, and starring Steven Seagal, and co-starring Michael Caine, Joan Chen, John C. McGinley and R. Lee Ermey. As of 2024, it is Seagal's only directorial effort and features a minor appearance by Billy Bob Thornton in one of his early roles. Seagal plays Forrest Taft, an expert firefighter who chooses to fight back against the environmental destruction caused by his ruthless former employer (Caine). On Deadly Ground was theatrically released in the United States on February 18, 1994, by Warner Bros. It garnered negative reviews from critics and grossed $78.1 million worldwide on a $50 million production budget.

Steven Frederic Seagal is an American actor, producer, screenwriter, martial artist, and musician. A 7th-dan black belt in aikido, he began his adult life as a martial arts instructor in Japan and would run his father-in-law's dojo for a time. He later moved to Los Angeles where he continued teaching aikido. In 1988, Seagal made his acting debut in Above the Law, which is regarded as the first American film to feature aikido in fight sequences. By 1991, he had starred in four films.