Deadly Hero is a 1975 crime thriller film directed by Ivan Nagy. The film stars Don Murray as Officer Lacy, an experienced police detective who is demoted to patrol duty due to his violent and unpredictable behavior. Lacy is sent back to the streets where he clashes with his fellow officers and becomes involved in the investigation of a series of brutal murders that have been plaguing the city.
As Lacy tries to unravel the case and catch the killer, he becomes increasingly unstable and begins to take matters into his own hands. He develops a dangerous obsession with a young woman named Katie, played by Diahnne Abbott, who he believes may be the key to solving the murders.
As the body count rises, Lacy's behavior becomes more erratic and he begins to alienate and endanger those around him. Ultimately, he must confront his own demons and decide whether he will continue down a path of violence and destruction, or find a way to redeem himself.
Deadly Hero is a tense and gripping film that deals with themes of violence, corruption, and redemption. Don Murray delivers a powerful performance as the troubled and conflicted Officer Lacy, while the supporting cast, including James Earl Jones and Treat Williams, adds depth and complexity to the story. The film's gritty and realistic portrayal of urban police work and its exploration of the dark side of human nature make it a must-see for fans of crime dramas and thrillers.