"A professional killer is lured into a deadly double-cross when he agrees to assassinate a Mafia kingpin."
Yul Brynner
as Peter Marciani
Massimo Ranieri
as Angelo
Barbara Bouchet
as Anny
Martin Balsam
as Commissario
Giacomo Furia
as Brigadiere Cannavale
Sal Borgese
as Vincent
Loris Bazzocchi
as Pasquale
Rosario Borelli
as Gallo's henchman
Luigi Bonos
as Peppiniello
Renzo Marignano
as Doctor
Giancarlo Sbragia
as Gennaro Gallo
Gennaro Beneduce
as Man at Police Station
Paul Costello
as Desk clerk
Domenico Di Costanzo
as Leonardi Bodyguard
Gilberto Galimberti
as Gallo Henchman (uncredited)
as Man at Police Station (uncredited)
as Desk clerk (uncredited)
as Leonardi Bodyguard (uncredited)
Franco Marino
Edoardo Mascia
as
Tommaso Palladino
Umberto Santolamazza
as Gangster (uncredited)
Vezio Natili
Antonio Margheriti
Director
Guy Castaldo
Writer
Raymond R. Homer
Producer
Umberto Lenzi
Guido De Angelis
Original Music Composer
Maurizio De Angelis
Sergio D'Offizi
Director of Photography
Mario Morra
Editor
Fima Noveck
Frank Caruso
Executive Producer
Lamberto Biseo
Makeup Artist
Corrado Cristofori
Hairstylist
Ignazio Dolce
Assistant Director
Paolo Ricci
Special Effects
Angelo Spadoni
Boom Operator
Pietro Spadoni
Sound Engineer
Aldo Bergamini
Camera Operator
Enrico Lucidi
Enrico Maggi
Mauro Paravano
Still Photographer
Augusto Dolfi
Unit Manager
Francesco Guerrieri
Antonella Berardi
Wardrobe Supervisor
Anna Onori
Seamstress
Luciano Targuini
Prop Maker
Roberto Sterbini
Assistant Editor
Franco Rapa
Location Manager
Eva Koltay
Continuity
Antonio Maccoppi
Second Unit Director of Photography