Pertaining to homicide; tending to homicide; murderous; as, a homicidal maniac.

capable of or conducive to bloodshed; "a cutthroat rogue"; "a homicidal rage"; "murderous thugs"

Homicidal is a 1961 thriller film produced and directed by the self-proclaimed "King of Showmanship", William Castle. The film stars Glenn Corbett, Patricia Breslin, Eugenie Leontovich, Alan Bunce and the enigmatic Jean Arless. It was released with a "fright break" that allowed patrons to receive a refund if they were too scared to stay for the climax of the film.

A state characterized by one person's verbal or behavioral threats to harm or kill another person. Requires immediate intervention.