The lobby of the Hotel Lido, where Ray St. Ives lives, may look familiar to Eagles fans. It was the location for the gatefold photo of their "Hotel California" album, released in December 1976.
Charles Bronson did his own stunts for this movie, including dangling from the elevator wires nearly 2 stories up from ground floor.
The children of Charles Bronson apparently brought a lawsuit against Warner Brothers for allegedly failing to declare profit points from the DVD and cable sales of this film, as they were entitled to residuals for their father's work. The matter is believed to have been settled out of court.
Second film after Death Wish where a young, non-famous Jeff Goldblum plays a thug in a gang of three. In Death Wish he kills Bronson's wife (kick-starting the entire franchise) while here he's one of a trio attacking Bronson himself.
This movie represented the first of nine teamings of director J. Lee Thompson with Charles Bronson. The others being O Grande Búfalo Branco (1977), Cabo Blanco (1980), Dez Minutos para Morrer (1983), Justiça Selvagem (1984), O Vingador (1986), Desejo de Matar 4 (1987), Mensageiro da Morte (1988), and Kinjite: Desejos Proibidos (1989).