This Gun for Hire

Alan Ladd plays Philip Raven, a double-crossed gunman who is out for revenge, with Veronica Lake as Ellen Graham, his platinum blond bombshell companion. A hired gun, Raven is kind to everyone but his targets, and when he kills an extortionist and receives stolen money in compensation, he becomes the target of a Senate investigation that leads him to set his gunsight on Ellen. (official distributor synopsis)